23215910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 45262800

約数和(自身を除く): 22046890

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 109, 118, 190, 218, 295, 361, 545, 590, 722, 1090, 1121, 1805, 2071, 2242, 3610, 4142, 5605, 6431, 10355, 11210, 12862, 20710, 21299, 32155, 39349, 42598, 64310, 78698, 106495, 122189, 196745, 212990, 244378, 393490, 610945, 1221890, 2321591, 4643182, 11607955, 23215910]

約数ペア:

[(1, 23215910), (2, 11607955), (5, 4643182), (10, 2321591), (19, 1221890), (38, 610945), (59, 393490), (95, 244378), (109, 212990), (118, 196745), (190, 122189), (218, 106495), (295, 78698), (361, 64310), (545, 42598), (590, 39349), (722, 32155), (1090, 21299), (1121, 20710), (1805, 12862), (2071, 11210), (2242, 10355), (3610, 6431), (4142, 5605)]