38912440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4483}}^1$

素因数の和:4532

約数の個数: 64

約数和(自身を含む): 103311360

約数和(自身を除く): 64398920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 4483, 8680, 8966, 17932, 22415, 31381, 35864, 44830, 62762, 89660, 125524, 138973, 156905, 179320, 251048, 277946, 313810, 555892, 627620, 694865, 972811, 1111784, 1255240, 1389730, 1945622, 2779460, 3891244, 4864055, 5558920, 7782488, 9728110, 19456220, 38912440]

約数ペア:

[(1, 38912440), (2, 19456220), (4, 9728110), (5, 7782488), (7, 5558920), (8, 4864055), (10, 3891244), (14, 2779460), (20, 1945622), (28, 1389730), (31, 1255240), (35, 1111784), (40, 972811), (56, 694865), (62, 627620), (70, 555892), (124, 313810), (140, 277946), (155, 251048), (217, 179320), (248, 156905), (280, 138973), (310, 125524), (434, 89660), (620, 62762), (868, 44830), (1085, 35864), (1240, 31381), (1736, 22415), (2170, 17932), (4340, 8966), (4483, 8680)]