18907988460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{478199}}^1$

素因数の和:478870

約数の個数: 48

約数和(自身を含む): 53022816000

約数和(自身を除く): 34114827540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 659, 1318, 1977, 2636, 3295, 3954, 6590, 7908, 9885, 13180, 19770, 39540, 478199, 956398, 1434597, 1912796, 2390995, 2869194, 4781990, 5738388, 7172985, 9563980, 14345970, 28691940, 315133141, 630266282, 945399423, 1260532564, 1575665705, 1890798846, 3151331410, 3781597692, 4726997115, 6302662820, 9453994230, 18907988460]

約数ペア:

[(1, 18907988460), (2, 9453994230), (3, 6302662820), (4, 4726997115), (5, 3781597692), (6, 3151331410), (10, 1890798846), (12, 1575665705), (15, 1260532564), (20, 945399423), (30, 630266282), (60, 315133141), (659, 28691940), (1318, 14345970), (1977, 9563980), (2636, 7172985), (3295, 5738388), (3954, 4781990), (6590, 2869194), (7908, 2390995), (9885, 1912796), (13180, 1434597), (19770, 956398), (39540, 478199)]