290401210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2379

約数の個数: 48

約数和(自身を含む): 580190688

約数和(自身を除く): 289789478

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 121, 214, 242, 535, 605, 1070, 1177, 1210, 2243, 2354, 4486, 5885, 11215, 11770, 12947, 22430, 24673, 25894, 49346, 64735, 123365, 129470, 240001, 246730, 271403, 480002, 542806, 1200005, 1357015, 2400010, 2640011, 2714030, 5280022, 13200055, 26400110, 29040121, 58080242, 145200605, 290401210]

約数ペア:

[(1, 290401210), (2, 145200605), (5, 58080242), (10, 29040121), (11, 26400110), (22, 13200055), (55, 5280022), (107, 2714030), (110, 2640011), (121, 2400010), (214, 1357015), (242, 1200005), (535, 542806), (605, 480002), (1070, 271403), (1177, 246730), (1210, 240001), (2243, 129470), (2354, 123365), (4486, 64735), (5885, 49346), (11215, 25894), (11770, 24673), (12947, 22430)]