8205860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 19081776

約数和(自身を除く): 10875916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 853, 962, 1706, 1924, 2405, 3412, 4265, 4810, 8530, 9620, 11089, 17060, 22178, 31561, 44356, 55445, 63122, 110890, 126244, 157805, 221780, 315610, 410293, 631220, 820586, 1641172, 2051465, 4102930, 8205860]

約数ペア:

[(1, 8205860), (2, 4102930), (4, 2051465), (5, 1641172), (10, 820586), (13, 631220), (20, 410293), (26, 315610), (37, 221780), (52, 157805), (65, 126244), (74, 110890), (130, 63122), (148, 55445), (185, 44356), (260, 31561), (370, 22178), (481, 17060), (740, 11089), (853, 9620), (962, 8530), (1706, 4810), (1924, 4265), (2405, 3412)]