4381520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 11999232

約数和(自身を除く): 7617712

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 383, 440, 520, 572, 715, 766, 880, 1040, 1144, 1430, 1532, 1915, 2288, 2860, 3064, 3830, 4213, 4979, 5720, 6128, 7660, 8426, 9958, 11440, 15320, 16852, 19916, 21065, 24895, 30640, 33704, 39832, 42130, 49790, 54769, 67408, 79664, 84260, 99580, 109538, 168520, 199160, 219076, 273845, 337040, 398320, 438152, 547690, 876304, 1095380, 2190760, 4381520]

約数ペア:

[(1, 4381520), (2, 2190760), (4, 1095380), (5, 876304), (8, 547690), (10, 438152), (11, 398320), (13, 337040), (16, 273845), (20, 219076), (22, 199160), (26, 168520), (40, 109538), (44, 99580), (52, 84260), (55, 79664), (65, 67408), (80, 54769), (88, 49790), (104, 42130), (110, 39832), (130, 33704), (143, 30640), (176, 24895), (208, 21065), (220, 19916), (260, 16852), (286, 15320), (383, 11440), (440, 9958), (520, 8426), (572, 7660), (715, 6128), (766, 5720), (880, 4979), (1040, 4213), (1144, 3830), (1430, 3064), (1532, 2860), (1915, 2288)]