20122039920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{72091}}^1$

素因数の和:73270

約数の個数: 80

約数和(自身を含む): 62432825472

約数和(自身を除く): 42310785552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1163, 2326, 3489, 4652, 5815, 6978, 9304, 11630, 13956, 17445, 18608, 23260, 27912, 34890, 46520, 55824, 69780, 72091, 93040, 139560, 144182, 216273, 279120, 288364, 360455, 432546, 576728, 720910, 865092, 1081365, 1153456, 1441820, 1730184, 2162730, 2883640, 3460368, 4325460, 5767280, 8650920, 17301840, 83841833, 167683666, 251525499, 335367332, 419209165, 503050998, 670734664, 838418330, 1006101996, 1257627495, 1341469328, 1676836660, 2012203992, 2515254990, 3353673320, 4024407984, 5030509980, 6707346640, 10061019960, 20122039920]

約数ペア:

[(1, 20122039920), (2, 10061019960), (3, 6707346640), (4, 5030509980), (5, 4024407984), (6, 3353673320), (8, 2515254990), (10, 2012203992), (12, 1676836660), (15, 1341469328), (16, 1257627495), (20, 1006101996), (24, 838418330), (30, 670734664), (40, 503050998), (48, 419209165), (60, 335367332), (80, 251525499), (120, 167683666), (240, 83841833), (1163, 17301840), (2326, 8650920), (3489, 5767280), (4652, 4325460), (5815, 3460368), (6978, 2883640), (9304, 2162730), (11630, 1730184), (13956, 1441820), (17445, 1153456), (18608, 1081365), (23260, 865092), (27912, 720910), (34890, 576728), (46520, 432546), (55824, 360455), (69780, 288364), (72091, 279120), (93040, 216273), (139560, 144182)]