140214020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 301090608

約数和(自身を除く): 160876588

約数列:

[1, 2, 4, 5, 10, 20, 73, 137, 146, 274, 292, 365, 548, 685, 701, 730, 1370, 1402, 1460, 2740, 2804, 3505, 7010, 10001, 14020, 20002, 40004, 50005, 51173, 96037, 100010, 102346, 192074, 200020, 204692, 255865, 384148, 480185, 511730, 960370, 1023460, 1920740, 7010701, 14021402, 28042804, 35053505, 70107010, 140214020]

約数ペア:

[(1, 140214020), (2, 70107010), (4, 35053505), (5, 28042804), (10, 14021402), (20, 7010701), (73, 1920740), (137, 1023460), (146, 960370), (274, 511730), (292, 480185), (365, 384148), (548, 255865), (685, 204692), (701, 200020), (730, 192074), (1370, 102346), (1402, 100010), (1460, 96037), (2740, 51173), (2804, 50005), (3505, 40004), (7010, 20002), (10001, 14020)]