2463440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 6749568

約数和(自身を除く): 4286128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 83, 106, 112, 140, 166, 212, 265, 280, 332, 371, 415, 424, 530, 560, 581, 664, 742, 830, 848, 1060, 1162, 1328, 1484, 1660, 1855, 2120, 2324, 2905, 2968, 3320, 3710, 4240, 4399, 4648, 5810, 5936, 6640, 7420, 8798, 9296, 11620, 14840, 17596, 21995, 23240, 29680, 30793, 35192, 43990, 46480, 61586, 70384, 87980, 123172, 153965, 175960, 246344, 307930, 351920, 492688, 615860, 1231720, 2463440]

約数ペア:

[(1, 2463440), (2, 1231720), (4, 615860), (5, 492688), (7, 351920), (8, 307930), (10, 246344), (14, 175960), (16, 153965), (20, 123172), (28, 87980), (35, 70384), (40, 61586), (53, 46480), (56, 43990), (70, 35192), (80, 30793), (83, 29680), (106, 23240), (112, 21995), (140, 17596), (166, 14840), (212, 11620), (265, 9296), (280, 8798), (332, 7420), (371, 6640), (415, 5936), (424, 5810), (530, 4648), (560, 4399), (581, 4240), (664, 3710), (742, 3320), (830, 2968), (848, 2905), (1060, 2324), (1162, 2120), (1328, 1855), (1484, 1660)]