19869451600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^2\times {\mathrm{93901}}^1$

素因数の和:93965

約数の個数: 90

約数和(自身を含む): 49902621566

約数和(自身を除く): 30033169966

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 529, 575, 920, 1058, 1150, 1840, 2116, 2300, 2645, 4232, 4600, 5290, 8464, 9200, 10580, 13225, 21160, 26450, 42320, 52900, 93901, 105800, 187802, 211600, 375604, 469505, 751208, 939010, 1502416, 1878020, 2159723, 2347525, 3756040, 4319446, 4695050, 7512080, 8638892, 9390100, 10798615, 17277784, 18780200, 21597230, 34555568, 37560400, 43194460, 49673629, 53993075, 86388920, 99347258, 107986150, 172777840, 198694516, 215972300, 248368145, 397389032, 431944600, 496736290, 794778064, 863889200, 993472580, 1241840725, 1986945160, 2483681450, 3973890320, 4967362900, 9934725800, 19869451600]

約数ペア:

[(1, 19869451600), (2, 9934725800), (4, 4967362900), (5, 3973890320), (8, 2483681450), (10, 1986945160), (16, 1241840725), (20, 993472580), (23, 863889200), (25, 794778064), (40, 496736290), (46, 431944600), (50, 397389032), (80, 248368145), (92, 215972300), (100, 198694516), (115, 172777840), (184, 107986150), (200, 99347258), (230, 86388920), (368, 53993075), (400, 49673629), (460, 43194460), (529, 37560400), (575, 34555568), (920, 21597230), (1058, 18780200), (1150, 17277784), (1840, 10798615), (2116, 9390100), (2300, 8638892), (2645, 7512080), (4232, 4695050), (4600, 4319446), (5290, 3756040), (8464, 2347525), (9200, 2159723), (10580, 1878020), (13225, 1502416), (21160, 939010), (26450, 751208), (42320, 469505), (52900, 375604), (93901, 211600), (105800, 187802)]