49380380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{677}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 118915776

約数和(自身を除く): 69535396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 677, 1042, 1354, 2084, 2605, 2708, 3385, 3647, 4739, 5210, 6770, 7294, 9478, 10420, 13540, 14588, 18235, 18956, 23695, 36470, 47390, 72940, 94780, 352717, 705434, 1410868, 1763585, 2469019, 3527170, 4938038, 7054340, 9876076, 12345095, 24690190, 49380380]

約数ペア:

[(1, 49380380), (2, 24690190), (4, 12345095), (5, 9876076), (7, 7054340), (10, 4938038), (14, 3527170), (20, 2469019), (28, 1763585), (35, 1410868), (70, 705434), (140, 352717), (521, 94780), (677, 72940), (1042, 47390), (1354, 36470), (2084, 23695), (2605, 18956), (2708, 18235), (3385, 14588), (3647, 13540), (4739, 10420), (5210, 9478), (6770, 7294)]