1947861840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{78797}}^1$

素因数の和:78916

約数の個数: 80

約数和(自身を含む): 6097074048

約数和(自身を除く): 4149212208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 12360, 24720, 78797, 157594, 236391, 315188, 393985, 472782, 630376, 787970, 945564, 1181955, 1260752, 1575940, 1891128, 2363910, 3151880, 3782256, 4727820, 6303760, 8116091, 9455640, 16232182, 18911280, 24348273, 32464364, 40580455, 48696546, 64928728, 81160910, 97393092, 121741365, 129857456, 162321820, 194786184, 243482730, 324643640, 389572368, 486965460, 649287280, 973930920, 1947861840]

約数ペア:

[(1, 1947861840), (2, 973930920), (3, 649287280), (4, 486965460), (5, 389572368), (6, 324643640), (8, 243482730), (10, 194786184), (12, 162321820), (15, 129857456), (16, 121741365), (20, 97393092), (24, 81160910), (30, 64928728), (40, 48696546), (48, 40580455), (60, 32464364), (80, 24348273), (103, 18911280), (120, 16232182), (206, 9455640), (240, 8116091), (309, 6303760), (412, 4727820), (515, 3782256), (618, 3151880), (824, 2363910), (1030, 1891128), (1236, 1575940), (1545, 1260752), (1648, 1181955), (2060, 945564), (2472, 787970), (3090, 630376), (4120, 472782), (4944, 393985), (6180, 315188), (8240, 236391), (12360, 157594), (24720, 78797)]