239899790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{4003}}^1$

素因数の和:4484

約数の個数: 32

約数和(自身を含む): 466161696

約数和(自身を除く): 226261906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 461, 922, 2305, 4003, 4610, 5993, 8006, 11986, 20015, 29965, 40030, 52039, 59930, 104078, 260195, 520390, 1845383, 3690766, 9226915, 18453830, 23989979, 47979958, 119949895, 239899790]

約数ペア:

[(1, 239899790), (2, 119949895), (5, 47979958), (10, 23989979), (13, 18453830), (26, 9226915), (65, 3690766), (130, 1845383), (461, 520390), (922, 260195), (2305, 104078), (4003, 59930), (4610, 52039), (5993, 40030), (8006, 29965), (11986, 20015)]