38914940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 84000672

約数和(自身を除く): 45085732

約数列:

[1, 2, 4, 5, 10, 20, 67, 113, 134, 226, 257, 268, 335, 452, 514, 565, 670, 1028, 1130, 1285, 1340, 2260, 2570, 5140, 7571, 15142, 17219, 29041, 30284, 34438, 37855, 58082, 68876, 75710, 86095, 116164, 145205, 151420, 172190, 290410, 344380, 580820, 1945747, 3891494, 7782988, 9728735, 19457470, 38914940]

約数ペア:

[(1, 38914940), (2, 19457470), (4, 9728735), (5, 7782988), (10, 3891494), (20, 1945747), (67, 580820), (113, 344380), (134, 290410), (226, 172190), (257, 151420), (268, 145205), (335, 116164), (452, 86095), (514, 75710), (565, 68876), (670, 58082), (1028, 37855), (1130, 34438), (1285, 30284), (1340, 29041), (2260, 17219), (2570, 15142), (5140, 7571)]