1397940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 4088448

約数和(自身を除く): 2690508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1013, 1380, 2026, 3039, 4052, 5065, 6078, 10130, 12156, 15195, 20260, 23299, 30390, 46598, 60780, 69897, 93196, 116495, 139794, 232990, 279588, 349485, 465980, 698970, 1397940]

約数ペア:

[(1, 1397940), (2, 698970), (3, 465980), (4, 349485), (5, 279588), (6, 232990), (10, 139794), (12, 116495), (15, 93196), (20, 69897), (23, 60780), (30, 46598), (46, 30390), (60, 23299), (69, 20260), (92, 15195), (115, 12156), (138, 10130), (230, 6078), (276, 5065), (345, 4052), (460, 3039), (690, 2026), (1013, 1380)]