2912457980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{11821}}^1$

素因数の和:12054

約数の個数: 48

約数和(自身を含む): 6228397056

約数和(自身を除く): 3315939076

約数列:

[1, 2, 4, 5, 10, 20, 97, 127, 194, 254, 388, 485, 508, 635, 970, 1270, 1940, 2540, 11821, 12319, 23642, 24638, 47284, 49276, 59105, 61595, 118210, 123190, 236420, 246380, 1146637, 1501267, 2293274, 3002534, 4586548, 5733185, 6005068, 7506335, 11466370, 15012670, 22932740, 30025340, 145622899, 291245798, 582491596, 728114495, 1456228990, 2912457980]

約数ペア:

[(1, 2912457980), (2, 1456228990), (4, 728114495), (5, 582491596), (10, 291245798), (20, 145622899), (97, 30025340), (127, 22932740), (194, 15012670), (254, 11466370), (388, 7506335), (485, 6005068), (508, 5733185), (635, 4586548), (970, 3002534), (1270, 2293274), (1940, 1501267), (2540, 1146637), (11821, 246380), (12319, 236420), (23642, 123190), (24638, 118210), (47284, 61595), (49276, 59105)]