207946704220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7707439}}^1$

素因数の和:7707538

約数の個数: 48

約数和(自身を含む): 466145971200

約数和(自身を除く): 258199266980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 26980, 7707439, 15414878, 30829756, 38537195, 77074390, 146441341, 154148780, 292882682, 547228169, 585765364, 732206705, 1094456338, 1464413410, 2188912676, 2736140845, 2928826820, 5472281690, 10397335211, 10944563380, 20794670422, 41589340844, 51986676055, 103973352110, 207946704220]

約数ペア:

[(1, 207946704220), (2, 103973352110), (4, 51986676055), (5, 41589340844), (10, 20794670422), (19, 10944563380), (20, 10397335211), (38, 5472281690), (71, 2928826820), (76, 2736140845), (95, 2188912676), (142, 1464413410), (190, 1094456338), (284, 732206705), (355, 585765364), (380, 547228169), (710, 292882682), (1349, 154148780), (1420, 146441341), (2698, 77074390), (5396, 38537195), (6745, 30829756), (13490, 15414878), (26980, 7707439)]