20412400920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{863}}^1\times {\mathrm{3719}}^1$

素因数の和:4649

約数の個数: 128

約数和(自身を含む): 62481715200

約数和(自身を除く): 42069314280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 863, 1060, 1272, 1590, 1726, 2120, 2589, 3180, 3452, 3719, 4315, 5178, 6360, 6904, 7438, 8630, 10356, 11157, 12945, 14876, 17260, 18595, 20712, 22314, 25890, 29752, 34520, 37190, 44628, 45739, 51780, 55785, 74380, 89256, 91478, 103560, 111570, 137217, 148760, 182956, 197107, 223140, 228695, 274434, 365912, 394214, 446280, 457390, 548868, 591321, 686085, 788428, 914780, 985535, 1097736, 1182642, 1372170, 1576856, 1829560, 1971070, 2365284, 2744340, 2956605, 3209497, 3942140, 4730568, 5488680, 5913210, 6418994, 7884280, 9628491, 11826420, 12837988, 16047485, 19256982, 23652840, 25675976, 32094970, 38513964, 48142455, 64189940, 77027928, 96284910, 128379880, 170103341, 192569820, 340206682, 385139640, 510310023, 680413364, 850516705, 1020620046, 1360826728, 1701033410, 2041240092, 2551550115, 3402066820, 4082480184, 5103100230, 6804133640, 10206200460, 20412400920]

約数ペア:

[(1, 20412400920), (2, 10206200460), (3, 6804133640), (4, 5103100230), (5, 4082480184), (6, 3402066820), (8, 2551550115), (10, 2041240092), (12, 1701033410), (15, 1360826728), (20, 1020620046), (24, 850516705), (30, 680413364), (40, 510310023), (53, 385139640), (60, 340206682), (106, 192569820), (120, 170103341), (159, 128379880), (212, 96284910), (265, 77027928), (318, 64189940), (424, 48142455), (530, 38513964), (636, 32094970), (795, 25675976), (863, 23652840), (1060, 19256982), (1272, 16047485), (1590, 12837988), (1726, 11826420), (2120, 9628491), (2589, 7884280), (3180, 6418994), (3452, 5913210), (3719, 5488680), (4315, 4730568), (5178, 3942140), (6360, 3209497), (6904, 2956605), (7438, 2744340), (8630, 2365284), (10356, 1971070), (11157, 1829560), (12945, 1576856), (14876, 1372170), (17260, 1182642), (18595, 1097736), (20712, 985535), (22314, 914780), (25890, 788428), (29752, 686085), (34520, 591321), (37190, 548868), (44628, 457390), (45739, 446280), (51780, 394214), (55785, 365912), (74380, 274434), (89256, 228695), (91478, 223140), (103560, 197107), (111570, 182956), (137217, 148760)]