4920221380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1541

約数の個数: 96

約数和(自身を含む): 11121264000

約数和(自身を除く): 6201042620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 149, 190, 268, 298, 335, 380, 596, 670, 745, 1273, 1297, 1340, 1490, 2546, 2594, 2831, 2980, 5092, 5188, 5662, 6365, 6485, 9983, 11324, 12730, 12970, 14155, 19966, 24643, 25460, 25940, 28310, 39932, 49286, 49915, 56620, 86899, 98572, 99830, 123215, 173798, 189677, 193253, 199660, 246430, 347596, 379354, 386506, 434495, 492860, 758708, 773012, 868990, 948385, 966265, 1651081, 1737980, 1896770, 1932530, 3302162, 3671807, 3793540, 3865060, 6604324, 7343614, 8255405, 12947951, 14687228, 16510810, 18359035, 25895902, 33021620, 36718070, 51791804, 64739755, 73436140, 129479510, 246011069, 258959020, 492022138, 984044276, 1230055345, 2460110690, 4920221380]

約数ペア:

[(1, 4920221380), (2, 2460110690), (4, 1230055345), (5, 984044276), (10, 492022138), (19, 258959020), (20, 246011069), (38, 129479510), (67, 73436140), (76, 64739755), (95, 51791804), (134, 36718070), (149, 33021620), (190, 25895902), (268, 18359035), (298, 16510810), (335, 14687228), (380, 12947951), (596, 8255405), (670, 7343614), (745, 6604324), (1273, 3865060), (1297, 3793540), (1340, 3671807), (1490, 3302162), (2546, 1932530), (2594, 1896770), (2831, 1737980), (2980, 1651081), (5092, 966265), (5188, 948385), (5662, 868990), (6365, 773012), (6485, 758708), (9983, 492860), (11324, 434495), (12730, 386506), (12970, 379354), (14155, 347596), (19966, 246430), (24643, 199660), (25460, 193253), (25940, 189677), (28310, 173798), (39932, 123215), (49286, 99830), (49915, 98572), (56620, 86899)]