20996935920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{3347}}^1\times {\mathrm{8713}}^1$

素因数の和:12079

約数の個数: 120

約数和(自身を含む): 70543873296

約数和(自身を除く): 49546937376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 3347, 6694, 8713, 10041, 13388, 16735, 17426, 20082, 26139, 26776, 30123, 33470, 34852, 40164, 43565, 50205, 52278, 53552, 60246, 66940, 69704, 78417, 80328, 87130, 100410, 104556, 120492, 130695, 133880, 139408, 150615, 156834, 160656, 174260, 200820, 209112, 240984, 261390, 267760, 301230, 313668, 348520, 392085, 401640, 418224, 481968, 522780, 602460, 627336, 697040, 784170, 803280, 1045560, 1204920, 1254672, 1568340, 2091120, 2409840, 3136680, 6273360, 29162411, 58324822, 87487233, 116649644, 145812055, 174974466, 233299288, 262461699, 291624110, 349948932, 437436165, 466598576, 524923398, 583248220, 699897864, 874872330, 1049846796, 1166496440, 1312308495, 1399795728, 1749744660, 2099693592, 2332992880, 2624616990, 3499489320, 4199387184, 5249233980, 6998978640, 10498467960, 20996935920]

約数ペア:

[(1, 20996935920), (2, 10498467960), (3, 6998978640), (4, 5249233980), (5, 4199387184), (6, 3499489320), (8, 2624616990), (9, 2332992880), (10, 2099693592), (12, 1749744660), (15, 1399795728), (16, 1312308495), (18, 1166496440), (20, 1049846796), (24, 874872330), (30, 699897864), (36, 583248220), (40, 524923398), (45, 466598576), (48, 437436165), (60, 349948932), (72, 291624110), (80, 262461699), (90, 233299288), (120, 174974466), (144, 145812055), (180, 116649644), (240, 87487233), (360, 58324822), (720, 29162411), (3347, 6273360), (6694, 3136680), (8713, 2409840), (10041, 2091120), (13388, 1568340), (16735, 1254672), (17426, 1204920), (20082, 1045560), (26139, 803280), (26776, 784170), (30123, 697040), (33470, 627336), (34852, 602460), (40164, 522780), (43565, 481968), (50205, 418224), (52278, 401640), (53552, 392085), (60246, 348520), (66940, 313668), (69704, 301230), (78417, 267760), (80328, 261390), (87130, 240984), (100410, 209112), (104556, 200820), (120492, 174260), (130695, 160656), (133880, 156834), (139408, 150615)]