2009381870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2213}}^1$

素因数の和:2381

約数の個数: 64

約数和(自身を含む): 3902307840

約数和(自身を除く): 1892925970

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 101, 145, 155, 202, 290, 310, 505, 899, 1010, 1798, 2213, 2929, 3131, 4426, 4495, 5858, 6262, 8990, 11065, 14645, 15655, 22130, 29290, 31310, 64177, 68603, 90799, 128354, 137206, 181598, 223513, 320885, 343015, 447026, 453995, 641770, 686030, 907990, 1117565, 1989487, 2235130, 3978974, 6481877, 6928903, 9947435, 12963754, 13857806, 19894870, 32409385, 34644515, 64818770, 69289030, 200938187, 401876374, 1004690935, 2009381870]

約数ペア:

[(1, 2009381870), (2, 1004690935), (5, 401876374), (10, 200938187), (29, 69289030), (31, 64818770), (58, 34644515), (62, 32409385), (101, 19894870), (145, 13857806), (155, 12963754), (202, 9947435), (290, 6928903), (310, 6481877), (505, 3978974), (899, 2235130), (1010, 1989487), (1798, 1117565), (2213, 907990), (2929, 686030), (3131, 641770), (4426, 453995), (4495, 447026), (5858, 343015), (6262, 320885), (8990, 223513), (11065, 181598), (14645, 137206), (15655, 128354), (22130, 90799), (29290, 68603), (31310, 64177)]