350147320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{143503}}^1$

素因数の和:143575

約数の個数: 32

約数和(自身を含む): 800752320

約数和(自身を除く): 450605000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 143503, 287006, 574012, 717515, 1148024, 1435030, 2870060, 5740120, 8753683, 17507366, 35014732, 43768415, 70029464, 87536830, 175073660, 350147320]

約数ペア:

[(1, 350147320), (2, 175073660), (4, 87536830), (5, 70029464), (8, 43768415), (10, 35014732), (20, 17507366), (40, 8753683), (61, 5740120), (122, 2870060), (244, 1435030), (305, 1148024), (488, 717515), (610, 574012), (1220, 287006), (2440, 143503)]