20000424

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 52093440

約数和(自身を除く): 32093016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 101, 111, 148, 202, 222, 223, 296, 303, 404, 444, 446, 606, 669, 808, 888, 892, 1212, 1338, 1784, 2424, 2676, 3737, 5352, 7474, 8251, 11211, 14948, 16502, 22422, 22523, 24753, 29896, 33004, 44844, 45046, 49506, 66008, 67569, 89688, 90092, 99012, 135138, 180184, 198024, 270276, 540552, 833351, 1666702, 2500053, 3333404, 5000106, 6666808, 10000212, 20000424]

約数ペア:

[(1, 20000424), (2, 10000212), (3, 6666808), (4, 5000106), (6, 3333404), (8, 2500053), (12, 1666702), (24, 833351), (37, 540552), (74, 270276), (101, 198024), (111, 180184), (148, 135138), (202, 99012), (222, 90092), (223, 89688), (296, 67569), (303, 66008), (404, 49506), (444, 45046), (446, 44844), (606, 33004), (669, 29896), (808, 24753), (888, 22523), (892, 22422), (1212, 16502), (1338, 14948), (1784, 11211), (2424, 8251), (2676, 7474), (3737, 5352)]