906239120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{365419}}^1$

素因数の和:365463

約数の個数: 40

約数和(自身を含む): 2174979840

約数和(自身を除く): 1268740720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 365419, 730838, 1461676, 1827095, 2923352, 3654190, 5846704, 7308380, 11327989, 14616760, 22655978, 29233520, 45311956, 56639945, 90623912, 113279890, 181247824, 226559780, 453119560, 906239120]

約数ペア:

[(1, 906239120), (2, 453119560), (4, 226559780), (5, 181247824), (8, 113279890), (10, 90623912), (16, 56639945), (20, 45311956), (31, 29233520), (40, 22655978), (62, 14616760), (80, 11327989), (124, 7308380), (155, 5846704), (248, 3654190), (310, 2923352), (496, 1827095), (620, 1461676), (1240, 730838), (2480, 365419)]