20590710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1469

約数の個数: 64

約数和(自身を含む): 57314304

約数和(自身を除く): 36723594

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1381, 1491, 2130, 2485, 2762, 2982, 4143, 4970, 6905, 7455, 8286, 9667, 13810, 14910, 19334, 20715, 29001, 41430, 48335, 58002, 96670, 98051, 145005, 196102, 290010, 294153, 490255, 588306, 686357, 980510, 1372714, 1470765, 2059071, 2941530, 3431785, 4118142, 6863570, 10295355, 20590710]

約数ペア:

[(1, 20590710), (2, 10295355), (3, 6863570), (5, 4118142), (6, 3431785), (7, 2941530), (10, 2059071), (14, 1470765), (15, 1372714), (21, 980510), (30, 686357), (35, 588306), (42, 490255), (70, 294153), (71, 290010), (105, 196102), (142, 145005), (210, 98051), (213, 96670), (355, 58002), (426, 48335), (497, 41430), (710, 29001), (994, 20715), (1065, 19334), (1381, 14910), (1491, 13810), (2130, 9667), (2485, 8286), (2762, 7455), (2982, 6905), (4143, 4970)]