19273280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:184

約数の個数: 112

約数和(自身を含む): 51078384

約数和(自身を除く): 31805104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 113, 130, 160, 164, 205, 208, 226, 260, 320, 328, 410, 416, 452, 520, 533, 565, 656, 820, 832, 904, 1040, 1066, 1130, 1312, 1469, 1640, 1808, 2080, 2132, 2260, 2624, 2665, 2938, 3280, 3616, 4160, 4264, 4520, 4633, 5330, 5876, 6560, 7232, 7345, 8528, 9040, 9266, 10660, 11752, 13120, 14690, 17056, 18080, 18532, 21320, 23165, 23504, 29380, 34112, 36160, 37064, 42640, 46330, 47008, 58760, 60229, 74128, 85280, 92660, 94016, 117520, 120458, 148256, 170560, 185320, 235040, 240916, 296512, 301145, 370640, 470080, 481832, 602290, 741280, 963664, 1204580, 1482560, 1927328, 2409160, 3854656, 4818320, 9636640, 19273280]

約数ペア:

[(1, 19273280), (2, 9636640), (4, 4818320), (5, 3854656), (8, 2409160), (10, 1927328), (13, 1482560), (16, 1204580), (20, 963664), (26, 741280), (32, 602290), (40, 481832), (41, 470080), (52, 370640), (64, 301145), (65, 296512), (80, 240916), (82, 235040), (104, 185320), (113, 170560), (130, 148256), (160, 120458), (164, 117520), (205, 94016), (208, 92660), (226, 85280), (260, 74128), (320, 60229), (328, 58760), (410, 47008), (416, 46330), (452, 42640), (520, 37064), (533, 36160), (565, 34112), (656, 29380), (820, 23504), (832, 23165), (904, 21320), (1040, 18532), (1066, 18080), (1130, 17056), (1312, 14690), (1469, 13120), (1640, 11752), (1808, 10660), (2080, 9266), (2132, 9040), (2260, 8528), (2624, 7345), (2665, 7232), (2938, 6560), (3280, 5876), (3616, 5330), (4160, 4633), (4264, 4520)]