203840120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8741}}^1$

素因数の和:8816

約数の個数: 64

約数和(自身を含む): 509833440

約数和(自身を除く): 305993320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 2120, 2332, 2915, 4664, 5830, 8741, 11660, 17482, 23320, 34964, 43705, 69928, 87410, 96151, 174820, 192302, 349640, 384604, 463273, 480755, 769208, 926546, 961510, 1853092, 1923020, 2316365, 3706184, 3846040, 4632730, 5096003, 9265460, 10192006, 18530920, 20384012, 25480015, 40768024, 50960030, 101920060, 203840120]

約数ペア:

[(1, 203840120), (2, 101920060), (4, 50960030), (5, 40768024), (8, 25480015), (10, 20384012), (11, 18530920), (20, 10192006), (22, 9265460), (40, 5096003), (44, 4632730), (53, 3846040), (55, 3706184), (88, 2316365), (106, 1923020), (110, 1853092), (212, 961510), (220, 926546), (265, 769208), (424, 480755), (440, 463273), (530, 384604), (583, 349640), (1060, 192302), (1166, 174820), (2120, 96151), (2332, 87410), (2915, 69928), (4664, 43705), (5830, 34964), (8741, 23320), (11660, 17482)]