1738659820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{3217}}^1$

素因数の和:3730

約数の個数: 48

約数和(自身を含む): 3720574368

約数和(自身を除く): 1981914548

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 443, 610, 886, 1220, 1772, 2215, 3217, 4430, 6434, 8860, 12868, 16085, 27023, 32170, 54046, 64340, 108092, 135115, 196237, 270230, 392474, 540460, 784948, 981185, 1425131, 1962370, 2850262, 3924740, 5700524, 7125655, 14251310, 28502620, 86932991, 173865982, 347731964, 434664955, 869329910, 1738659820]

約数ペア:

[(1, 1738659820), (2, 869329910), (4, 434664955), (5, 347731964), (10, 173865982), (20, 86932991), (61, 28502620), (122, 14251310), (244, 7125655), (305, 5700524), (443, 3924740), (610, 2850262), (886, 1962370), (1220, 1425131), (1772, 981185), (2215, 784948), (3217, 540460), (4430, 392474), (6434, 270230), (8860, 196237), (12868, 135115), (16085, 108092), (27023, 64340), (32170, 54046)]