11493940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 25147584

約数和(自身を除く): 13653644

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 131, 164, 205, 214, 262, 410, 428, 524, 535, 655, 820, 1070, 1310, 2140, 2620, 4387, 5371, 8774, 10742, 14017, 17548, 21484, 21935, 26855, 28034, 43870, 53710, 56068, 70085, 87740, 107420, 140170, 280340, 574697, 1149394, 2298788, 2873485, 5746970, 11493940]

約数ペア:

[(1, 11493940), (2, 5746970), (4, 2873485), (5, 2298788), (10, 1149394), (20, 574697), (41, 280340), (82, 140170), (107, 107420), (131, 87740), (164, 70085), (205, 56068), (214, 53710), (262, 43870), (410, 28034), (428, 26855), (524, 21935), (535, 21484), (655, 17548), (820, 14017), (1070, 10742), (1310, 8774), (2140, 5371), (2620, 4387)]