9883420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 22579200

約数和(自身を除く): 12695780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 839, 1178, 1678, 2356, 2945, 3356, 4195, 5890, 8390, 11780, 15941, 16780, 26009, 31882, 52018, 63764, 79705, 104036, 130045, 159410, 260090, 318820, 494171, 520180, 988342, 1976684, 2470855, 4941710, 9883420]

約数ペア:

[(1, 9883420), (2, 4941710), (4, 2470855), (5, 1976684), (10, 988342), (19, 520180), (20, 494171), (31, 318820), (38, 260090), (62, 159410), (76, 130045), (95, 104036), (124, 79705), (155, 63764), (190, 52018), (310, 31882), (380, 26009), (589, 16780), (620, 15941), (839, 11780), (1178, 8390), (1678, 5890), (2356, 4195), (2945, 3356)]