28359760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 160

約数和(自身を含む): 80744832

約数和(自身を除く): 52385072

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 37, 40, 44, 52, 55, 65, 67, 74, 80, 88, 104, 110, 130, 134, 143, 148, 176, 185, 208, 220, 260, 268, 286, 296, 335, 370, 407, 440, 481, 520, 536, 572, 592, 670, 715, 737, 740, 814, 871, 880, 962, 1040, 1072, 1144, 1340, 1430, 1474, 1480, 1628, 1742, 1924, 2035, 2288, 2405, 2479, 2680, 2860, 2948, 2960, 3256, 3484, 3685, 3848, 4070, 4355, 4810, 4958, 5291, 5360, 5720, 5896, 6512, 6968, 7370, 7696, 8140, 8710, 9581, 9620, 9916, 10582, 11440, 11792, 12395, 13936, 14740, 16280, 17420, 19162, 19240, 19832, 21164, 24790, 26455, 27269, 29480, 32227, 32560, 34840, 38324, 38480, 39664, 42328, 47905, 49580, 52910, 54538, 58960, 64454, 69680, 76648, 84656, 95810, 99160, 105820, 109076, 128908, 136345, 153296, 161135, 191620, 198320, 211640, 218152, 257816, 272690, 322270, 354497, 383240, 423280, 436304, 515632, 545380, 644540, 708994, 766480, 1090760, 1289080, 1417988, 1772485, 2181520, 2578160, 2835976, 3544970, 5671952, 7089940, 14179880, 28359760]

約数ペア:

[(1, 28359760), (2, 14179880), (4, 7089940), (5, 5671952), (8, 3544970), (10, 2835976), (11, 2578160), (13, 2181520), (16, 1772485), (20, 1417988), (22, 1289080), (26, 1090760), (37, 766480), (40, 708994), (44, 644540), (52, 545380), (55, 515632), (65, 436304), (67, 423280), (74, 383240), (80, 354497), (88, 322270), (104, 272690), (110, 257816), (130, 218152), (134, 211640), (143, 198320), (148, 191620), (176, 161135), (185, 153296), (208, 136345), (220, 128908), (260, 109076), (268, 105820), (286, 99160), (296, 95810), (335, 84656), (370, 76648), (407, 69680), (440, 64454), (481, 58960), (520, 54538), (536, 52910), (572, 49580), (592, 47905), (670, 42328), (715, 39664), (737, 38480), (740, 38324), (814, 34840), (871, 32560), (880, 32227), (962, 29480), (1040, 27269), (1072, 26455), (1144, 24790), (1340, 21164), (1430, 19832), (1474, 19240), (1480, 19162), (1628, 17420), (1742, 16280), (1924, 14740), (2035, 13936), (2288, 12395), (2405, 11792), (2479, 11440), (2680, 10582), (2860, 9916), (2948, 9620), (2960, 9581), (3256, 8710), (3484, 8140), (3685, 7696), (3848, 7370), (4070, 6968), (4355, 6512), (4810, 5896), (4958, 5720), (5291, 5360)]