1903705040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{767623}}^1$

素因数の和:767667

約数の個数: 40

約数和(自身を含む): 4568898048

約数和(自身を除く): 2665193008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 767623, 1535246, 3070492, 3838115, 6140984, 7676230, 12281968, 15352460, 23796313, 30704920, 47592626, 61409840, 95185252, 118981565, 190370504, 237963130, 380741008, 475926260, 951852520, 1903705040]

約数ペア:

[(1, 1903705040), (2, 951852520), (4, 475926260), (5, 380741008), (8, 237963130), (10, 190370504), (16, 118981565), (20, 95185252), (31, 61409840), (40, 47592626), (62, 30704920), (80, 23796313), (124, 15352460), (155, 12281968), (248, 7676230), (310, 6140984), (496, 3838115), (620, 3070492), (1240, 1535246), (2480, 767623)]