881340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 2540832

約数和(自身を除く): 1659492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 397, 444, 555, 740, 794, 1110, 1191, 1588, 1985, 2220, 2382, 3970, 4764, 5955, 7940, 11910, 14689, 23820, 29378, 44067, 58756, 73445, 88134, 146890, 176268, 220335, 293780, 440670, 881340]

約数ペア:

[(1, 881340), (2, 440670), (3, 293780), (4, 220335), (5, 176268), (6, 146890), (10, 88134), (12, 73445), (15, 58756), (20, 44067), (30, 29378), (37, 23820), (60, 14689), (74, 11910), (111, 7940), (148, 5955), (185, 4764), (222, 3970), (370, 2382), (397, 2220), (444, 1985), (555, 1588), (740, 1191), (794, 1110)]