2698710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 7547904

約数和(自身を除く): 4849194

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 181, 210, 213, 355, 362, 426, 497, 543, 710, 905, 994, 1065, 1086, 1267, 1491, 1810, 2130, 2485, 2534, 2715, 2982, 3801, 4970, 5430, 6335, 7455, 7602, 12670, 12851, 14910, 19005, 25702, 38010, 38553, 64255, 77106, 89957, 128510, 179914, 192765, 269871, 385530, 449785, 539742, 899570, 1349355, 2698710]

約数ペア:

[(1, 2698710), (2, 1349355), (3, 899570), (5, 539742), (6, 449785), (7, 385530), (10, 269871), (14, 192765), (15, 179914), (21, 128510), (30, 89957), (35, 77106), (42, 64255), (70, 38553), (71, 38010), (105, 25702), (142, 19005), (181, 14910), (210, 12851), (213, 12670), (355, 7602), (362, 7455), (426, 6335), (497, 5430), (543, 4970), (710, 3801), (905, 2982), (994, 2715), (1065, 2534), (1086, 2485), (1267, 2130), (1491, 1810)]