1317580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 3102624

約数和(自身を除く): 1785044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 113, 212, 220, 226, 265, 452, 530, 565, 583, 1060, 1130, 1166, 1243, 2260, 2332, 2486, 2915, 4972, 5830, 5989, 6215, 11660, 11978, 12430, 23956, 24860, 29945, 59890, 65879, 119780, 131758, 263516, 329395, 658790, 1317580]

約数ペア:

[(1, 1317580), (2, 658790), (4, 329395), (5, 263516), (10, 131758), (11, 119780), (20, 65879), (22, 59890), (44, 29945), (53, 24860), (55, 23956), (106, 12430), (110, 11978), (113, 11660), (212, 6215), (220, 5989), (226, 5830), (265, 4972), (452, 2915), (530, 2486), (565, 2332), (583, 2260), (1060, 1243), (1130, 1166)]