1268594090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{215381}}^1$

素因数の和:215438

約数の個数: 32

約数和(自身を含む): 2481200640

約数和(自身を除く): 1212606550

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 215381, 430762, 1076905, 2153810, 4092239, 6676811, 8184478, 13353622, 20461195, 33384055, 40922390, 66768110, 126859409, 253718818, 634297045, 1268594090]

約数ペア:

[(1, 1268594090), (2, 634297045), (5, 253718818), (10, 126859409), (19, 66768110), (31, 40922390), (38, 33384055), (62, 20461195), (95, 13353622), (155, 8184478), (190, 6676811), (310, 4092239), (589, 2153810), (1178, 1076905), (2945, 430762), (5890, 215381)]