291244649540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{4686911}}^1$

素因数の和:4687172

約数の個数: 48

約数和(自身を含む): 661417021440

約数和(自身を除く): 370172371900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1195, 2390, 3107, 4780, 6214, 12428, 15535, 31070, 62140, 4686911, 9373822, 18747644, 23434555, 46869110, 60929843, 93738220, 121859686, 243719372, 304649215, 609298430, 1120171729, 1218596860, 2240343458, 4480686916, 5600858645, 11201717290, 14562232477, 22403434580, 29124464954, 58248929908, 72811162385, 145622324770, 291244649540]

約数ペア:

[(1, 291244649540), (2, 145622324770), (4, 72811162385), (5, 58248929908), (10, 29124464954), (13, 22403434580), (20, 14562232477), (26, 11201717290), (52, 5600858645), (65, 4480686916), (130, 2240343458), (239, 1218596860), (260, 1120171729), (478, 609298430), (956, 304649215), (1195, 243719372), (2390, 121859686), (3107, 93738220), (4780, 60929843), (6214, 46869110), (12428, 23434555), (15535, 18747644), (31070, 9373822), (62140, 4686911)]