1181672180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{10847}}^1$

素因数の和:11288

約数の個数: 48

約数和(自身を含む): 2679022080

約数和(自身を除く): 1497349900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 419, 838, 1676, 2095, 4190, 5447, 8380, 10847, 10894, 21694, 21788, 27235, 43388, 54235, 54470, 108470, 108940, 141011, 216940, 282022, 564044, 705055, 1410110, 2820220, 4544893, 9089786, 18179572, 22724465, 45448930, 59083609, 90897860, 118167218, 236334436, 295418045, 590836090, 1181672180]

約数ペア:

[(1, 1181672180), (2, 590836090), (4, 295418045), (5, 236334436), (10, 118167218), (13, 90897860), (20, 59083609), (26, 45448930), (52, 22724465), (65, 18179572), (130, 9089786), (260, 4544893), (419, 2820220), (838, 1410110), (1676, 705055), (2095, 564044), (4190, 282022), (5447, 216940), (8380, 141011), (10847, 108940), (10894, 108470), (21694, 54470), (21788, 54235), (27235, 43388)]