637996940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{8009}}^1$

素因数の和:8594

約数の個数: 48

約数和(自身を含む): 1534075200

約数和(自身を除く): 896078260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 2276, 2845, 3983, 5690, 7966, 8009, 11380, 15932, 16018, 19915, 32036, 39830, 40045, 56063, 79660, 80090, 112126, 160180, 224252, 280315, 560630, 1121260, 4557121, 9114242, 18228484, 22785605, 31899847, 45571210, 63799694, 91142420, 127599388, 159499235, 318998470, 637996940]

約数ペア:

[(1, 637996940), (2, 318998470), (4, 159499235), (5, 127599388), (7, 91142420), (10, 63799694), (14, 45571210), (20, 31899847), (28, 22785605), (35, 18228484), (70, 9114242), (140, 4557121), (569, 1121260), (1138, 560630), (2276, 280315), (2845, 224252), (3983, 160180), (5690, 112126), (7966, 80090), (8009, 79660), (11380, 56063), (15932, 40045), (16018, 39830), (19915, 32036)]