542174980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{661189}}^1$

素因数の和:661239

約数の個数: 24

約数和(自身を含む): 1166339160

約数和(自身を除く): 624164180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 661189, 1322378, 2644756, 3305945, 6611890, 13223780, 27108749, 54217498, 108434996, 135543745, 271087490, 542174980]

約数ペア:

[(1, 542174980), (2, 271087490), (4, 135543745), (5, 108434996), (10, 54217498), (20, 27108749), (41, 13223780), (82, 6611890), (164, 3305945), (205, 2644756), (410, 1322378), (820, 661189)]