1997190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 5745600

約数和(自身を除く): 3748410

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, 569, 585, 702, 1138, 1170, 1707, 1755, 2845, 3414, 3510, 5121, 5690, 7397, 8535, 10242, 14794, 15363, 17070, 22191, 25605, 30726, 36985, 44382, 51210, 66573, 73970, 76815, 110955, 133146, 153630, 199719, 221910, 332865, 399438, 665730, 998595, 1997190]

約数ペア:

[(1, 1997190), (2, 998595), (3, 665730), (5, 399438), (6, 332865), (9, 221910), (10, 199719), (13, 153630), (15, 133146), (18, 110955), (26, 76815), (27, 73970), (30, 66573), (39, 51210), (45, 44382), (54, 36985), (65, 30726), (78, 25605), (90, 22191), (117, 17070), (130, 15363), (135, 14794), (195, 10242), (234, 8535), (270, 7397), (351, 5690), (390, 5121), (569, 3510), (585, 3414), (702, 2845), (1138, 1755), (1170, 1707)]