15679986820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2851}}^1\times {\mathrm{3767}}^1$

素因数の和:6700

約数の個数: 48

約数和(自身を含む): 33399612288

約数和(自身を除く): 17719625468

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2851, 3767, 5702, 7534, 11404, 14255, 15068, 18835, 28510, 37670, 57020, 75340, 208123, 274991, 416246, 549982, 832492, 1040615, 1099964, 1374955, 2081230, 2749910, 4162460, 5499820, 10739717, 21479434, 42958868, 53698585, 107397170, 214794340, 783999341, 1567998682, 3135997364, 3919996705, 7839993410, 15679986820]

約数ペア:

[(1, 15679986820), (2, 7839993410), (4, 3919996705), (5, 3135997364), (10, 1567998682), (20, 783999341), (73, 214794340), (146, 107397170), (292, 53698585), (365, 42958868), (730, 21479434), (1460, 10739717), (2851, 5499820), (3767, 4162460), (5702, 2749910), (7534, 2081230), (11404, 1374955), (14255, 1099964), (15068, 1040615), (18835, 832492), (28510, 549982), (37670, 416246), (57020, 274991), (75340, 208123)]