220676848

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{63559}}^1$

素因数の和:63605

約数の個数: 40

約数和(自身を含む): 504412160

約数和(自身を除く): 283735312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 63559, 127118, 254236, 444913, 508472, 889826, 1016944, 1779652, 1970329, 3559304, 3940658, 7118608, 7881316, 13792303, 15762632, 27584606, 31525264, 55169212, 110338424, 220676848]

約数ペア:

[(1, 220676848), (2, 110338424), (4, 55169212), (7, 31525264), (8, 27584606), (14, 15762632), (16, 13792303), (28, 7881316), (31, 7118608), (56, 3940658), (62, 3559304), (112, 1970329), (124, 1779652), (217, 1016944), (248, 889826), (434, 508472), (496, 444913), (868, 254236), (1736, 127118), (3472, 63559)]