4383990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 12600000

約数和(自身を除く): 8216010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1249, 1755, 2498, 3510, 3747, 6245, 7494, 11241, 12490, 16237, 18735, 22482, 32474, 33723, 37470, 48711, 56205, 67446, 81185, 97422, 112410, 146133, 162370, 168615, 243555, 292266, 337230, 438399, 487110, 730665, 876798, 1461330, 2191995, 4383990]

約数ペア:

[(1, 4383990), (2, 2191995), (3, 1461330), (5, 876798), (6, 730665), (9, 487110), (10, 438399), (13, 337230), (15, 292266), (18, 243555), (26, 168615), (27, 162370), (30, 146133), (39, 112410), (45, 97422), (54, 81185), (65, 67446), (78, 56205), (90, 48711), (117, 37470), (130, 33723), (135, 32474), (195, 22482), (234, 18735), (270, 16237), (351, 12490), (390, 11241), (585, 7494), (702, 6245), (1170, 3747), (1249, 3510), (1755, 2498)]