19946760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1471}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 60410880

約数和(自身を除く): 40464120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1471, 1695, 2260, 2712, 2942, 3390, 4413, 4520, 5884, 6780, 7355, 8826, 11768, 13560, 14710, 17652, 22065, 29420, 35304, 44130, 58840, 88260, 166223, 176520, 332446, 498669, 664892, 831115, 997338, 1329784, 1662230, 1994676, 2493345, 3324460, 3989352, 4986690, 6648920, 9973380, 19946760]

約数ペア:

[(1, 19946760), (2, 9973380), (3, 6648920), (4, 4986690), (5, 3989352), (6, 3324460), (8, 2493345), (10, 1994676), (12, 1662230), (15, 1329784), (20, 997338), (24, 831115), (30, 664892), (40, 498669), (60, 332446), (113, 176520), (120, 166223), (226, 88260), (339, 58840), (452, 44130), (565, 35304), (678, 29420), (904, 22065), (1130, 17652), (1356, 14710), (1471, 13560), (1695, 11768), (2260, 8826), (2712, 7355), (2942, 6780), (3390, 5884), (4413, 4520)]