4938920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 13132800

約数和(自身を除く): 8193880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 569, 620, 868, 1085, 1138, 1240, 1736, 2170, 2276, 2845, 3983, 4340, 4552, 5690, 7966, 8680, 11380, 15932, 17639, 19915, 22760, 31864, 35278, 39830, 70556, 79660, 88195, 123473, 141112, 159320, 176390, 246946, 352780, 493892, 617365, 705560, 987784, 1234730, 2469460, 4938920]

約数ペア:

[(1, 4938920), (2, 2469460), (4, 1234730), (5, 987784), (7, 705560), (8, 617365), (10, 493892), (14, 352780), (20, 246946), (28, 176390), (31, 159320), (35, 141112), (40, 123473), (56, 88195), (62, 79660), (70, 70556), (124, 39830), (140, 35278), (155, 31864), (217, 22760), (248, 19915), (280, 17639), (310, 15932), (434, 11380), (569, 8680), (620, 7966), (868, 5690), (1085, 4552), (1138, 4340), (1240, 3983), (1736, 2845), (2170, 2276)]