2920223560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2355019}}^1$

素因数の和:2355061

約数の個数: 32

約数和(自身を含む): 6782457600

約数和(自身を除く): 3862234040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2355019, 4710038, 9420076, 11775095, 18840152, 23550190, 47100380, 73005589, 94200760, 146011178, 292022356, 365027945, 584044712, 730055890, 1460111780, 2920223560]

約数ペア:

[(1, 2920223560), (2, 1460111780), (4, 730055890), (5, 584044712), (8, 365027945), (10, 292022356), (20, 146011178), (31, 94200760), (40, 73005589), (62, 47100380), (124, 23550190), (155, 18840152), (248, 11775095), (310, 9420076), (620, 4710038), (1240, 2355019)]