2860489580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{86629}}^1$

素因数の和:86778

約数の個数: 48

約数和(自身を含む): 6520120320

約数和(自身を除く): 3659630740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 33020, 86629, 173258, 346516, 433145, 866290, 1126177, 1732580, 2252354, 4504708, 5630885, 11001883, 11261770, 22003766, 22523540, 44007532, 55009415, 110018830, 143024479, 220037660, 286048958, 572097916, 715122395, 1430244790, 2860489580]

約数ペア:

[(1, 2860489580), (2, 1430244790), (4, 715122395), (5, 572097916), (10, 286048958), (13, 220037660), (20, 143024479), (26, 110018830), (52, 55009415), (65, 44007532), (127, 22523540), (130, 22003766), (254, 11261770), (260, 11001883), (508, 5630885), (635, 4504708), (1270, 2252354), (1651, 1732580), (2540, 1126177), (3302, 866290), (6604, 433145), (8255, 346516), (16510, 173258), (33020, 86629)]