4542740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 10450944

約数和(自身を除く): 5908204

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 431, 527, 620, 862, 1054, 1724, 2108, 2155, 2635, 4310, 5270, 7327, 8620, 10540, 13361, 14654, 26722, 29308, 36635, 53444, 66805, 73270, 133610, 146540, 227137, 267220, 454274, 908548, 1135685, 2271370, 4542740]

約数ペア:

[(1, 4542740), (2, 2271370), (4, 1135685), (5, 908548), (10, 454274), (17, 267220), (20, 227137), (31, 146540), (34, 133610), (62, 73270), (68, 66805), (85, 53444), (124, 36635), (155, 29308), (170, 26722), (310, 14654), (340, 13361), (431, 10540), (527, 8620), (620, 7327), (862, 5270), (1054, 4310), (1724, 2635), (2108, 2155)]