200034620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{1031}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 429105600

約数和(自身を除く): 229070980

約数列:

[1, 2, 4, 5, 10, 20, 89, 109, 178, 218, 356, 436, 445, 545, 890, 1031, 1090, 1780, 2062, 2180, 4124, 5155, 9701, 10310, 19402, 20620, 38804, 48505, 91759, 97010, 112379, 183518, 194020, 224758, 367036, 449516, 458795, 561895, 917590, 1123790, 1835180, 2247580, 10001731, 20003462, 40006924, 50008655, 100017310, 200034620]

約数ペア:

[(1, 200034620), (2, 100017310), (4, 50008655), (5, 40006924), (10, 20003462), (20, 10001731), (89, 2247580), (109, 1835180), (178, 1123790), (218, 917590), (356, 561895), (436, 458795), (445, 449516), (545, 367036), (890, 224758), (1031, 194020), (1090, 183518), (1780, 112379), (2062, 97010), (2180, 91759), (4124, 48505), (5155, 38804), (9701, 20620), (10310, 19402)]