2617388540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113111}}^1$

素因数の和:113222

約数の個数: 48

約数和(自身を含む): 5985887040

約数和(自身を除く): 3368498500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 113111, 226222, 452444, 565555, 1131110, 1470443, 2262220, 2940886, 5881772, 7352215, 10066879, 14704430, 20133758, 29408860, 40267516, 50334395, 100668790, 130869427, 201337580, 261738854, 523477708, 654347135, 1308694270, 2617388540]

約数ペア:

[(1, 2617388540), (2, 1308694270), (4, 654347135), (5, 523477708), (10, 261738854), (13, 201337580), (20, 130869427), (26, 100668790), (52, 50334395), (65, 40267516), (89, 29408860), (130, 20133758), (178, 14704430), (260, 10066879), (356, 7352215), (445, 5881772), (890, 2940886), (1157, 2262220), (1780, 1470443), (2314, 1131110), (4628, 565555), (5785, 452444), (11570, 226222), (23140, 113111)]