22280920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1543}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 52943760

約数和(自身を除く): 30662840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1543, 1805, 2888, 3086, 3610, 6172, 7220, 7715, 12344, 14440, 15430, 29317, 30860, 58634, 61720, 117268, 146585, 234536, 293170, 557023, 586340, 1114046, 1172680, 2228092, 2785115, 4456184, 5570230, 11140460, 22280920]

約数ペア:

[(1, 22280920), (2, 11140460), (4, 5570230), (5, 4456184), (8, 2785115), (10, 2228092), (19, 1172680), (20, 1114046), (38, 586340), (40, 557023), (76, 293170), (95, 234536), (152, 146585), (190, 117268), (361, 61720), (380, 58634), (722, 30860), (760, 29317), (1444, 15430), (1543, 14440), (1805, 12344), (2888, 7715), (3086, 7220), (3610, 6172)]