127956220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29483}}^1$

素因数の和:29530

約数の個数: 48

約数和(自身を含む): 317011968

約数和(自身を除く): 189055748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 29483, 58966, 117932, 147415, 206381, 294830, 412762, 589660, 825524, 913973, 1031905, 1827946, 2063810, 3655892, 4127620, 4569865, 6397811, 9139730, 12795622, 18279460, 25591244, 31989055, 63978110, 127956220]

約数ペア:

[(1, 127956220), (2, 63978110), (4, 31989055), (5, 25591244), (7, 18279460), (10, 12795622), (14, 9139730), (20, 6397811), (28, 4569865), (31, 4127620), (35, 3655892), (62, 2063810), (70, 1827946), (124, 1031905), (140, 913973), (155, 825524), (217, 589660), (310, 412762), (434, 294830), (620, 206381), (868, 147415), (1085, 117932), (2170, 58966), (4340, 29483)]