4397667580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^2\times {\mathrm{823}}^1$

素因数の和:1027

約数の個数: 72

約数和(自身を含む): 9555338016

約数和(自身を除く): 5157670436

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 106, 142, 212, 265, 284, 355, 530, 710, 823, 1060, 1420, 1646, 3292, 3763, 4115, 5041, 7526, 8230, 10082, 15052, 16460, 18815, 20164, 25205, 37630, 43619, 50410, 58433, 75260, 87238, 100820, 116866, 174476, 218095, 233732, 267173, 292165, 436190, 534346, 584330, 872380, 1068692, 1168660, 1335865, 2671730, 3096949, 4148743, 5343460, 6193898, 8297486, 12387796, 15484745, 16594972, 20743715, 30969490, 41487430, 61938980, 82974860, 219883379, 439766758, 879533516, 1099416895, 2198833790, 4397667580]

約数ペア:

[(1, 4397667580), (2, 2198833790), (4, 1099416895), (5, 879533516), (10, 439766758), (20, 219883379), (53, 82974860), (71, 61938980), (106, 41487430), (142, 30969490), (212, 20743715), (265, 16594972), (284, 15484745), (355, 12387796), (530, 8297486), (710, 6193898), (823, 5343460), (1060, 4148743), (1420, 3096949), (1646, 2671730), (3292, 1335865), (3763, 1168660), (4115, 1068692), (5041, 872380), (7526, 584330), (8230, 534346), (10082, 436190), (15052, 292165), (16460, 267173), (18815, 233732), (20164, 218095), (25205, 174476), (37630, 116866), (43619, 100820), (50410, 87238), (58433, 75260)]