1020738940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{66541}}^1$

素因数の和:66622

約数の個数: 48

約数和(自身を含む): 2347601760

約数和(自身を除く): 1326862820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 66541, 133082, 266164, 332705, 665410, 865033, 1330820, 1730066, 3460132, 3925919, 4325165, 7851838, 8650330, 15703676, 17300660, 19629595, 39259190, 51036947, 78518380, 102073894, 204147788, 255184735, 510369470, 1020738940]

約数ペア:

[(1, 1020738940), (2, 510369470), (4, 255184735), (5, 204147788), (10, 102073894), (13, 78518380), (20, 51036947), (26, 39259190), (52, 19629595), (59, 17300660), (65, 15703676), (118, 8650330), (130, 7851838), (236, 4325165), (260, 3925919), (295, 3460132), (590, 1730066), (767, 1330820), (1180, 865033), (1534, 665410), (3068, 332705), (3835, 266164), (7670, 133082), (15340, 66541)]