30659720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8423}}^1$

素因数の和:8454

約数の個数: 64

約数和(自身を含む): 84913920

約数和(自身を除く): 54254200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 8423, 16846, 33692, 42115, 58961, 67384, 84230, 109499, 117922, 168460, 218998, 235844, 294805, 336920, 437996, 471688, 547495, 589610, 766493, 875992, 1094990, 1179220, 1532986, 2189980, 2358440, 3065972, 3832465, 4379960, 6131944, 7664930, 15329860, 30659720]

約数ペア:

[(1, 30659720), (2, 15329860), (4, 7664930), (5, 6131944), (7, 4379960), (8, 3832465), (10, 3065972), (13, 2358440), (14, 2189980), (20, 1532986), (26, 1179220), (28, 1094990), (35, 875992), (40, 766493), (52, 589610), (56, 547495), (65, 471688), (70, 437996), (91, 336920), (104, 294805), (130, 235844), (140, 218998), (182, 168460), (260, 117922), (280, 109499), (364, 84230), (455, 67384), (520, 58961), (728, 42115), (910, 33692), (1820, 16846), (3640, 8423)]