1567999220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{13241}}^1$

素因数の和:13472

約数の個数: 48

約数和(自身を含む): 3417071616

約数和(自身を除く): 1849072396

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 310, 382, 620, 764, 955, 1910, 3820, 5921, 11842, 13241, 23684, 26482, 29605, 52964, 59210, 66205, 118420, 132410, 264820, 410471, 820942, 1641884, 2052355, 2529031, 4104710, 5058062, 8209420, 10116124, 12645155, 25290310, 50580620, 78399961, 156799922, 313599844, 391999805, 783999610, 1567999220]

約数ペア:

[(1, 1567999220), (2, 783999610), (4, 391999805), (5, 313599844), (10, 156799922), (20, 78399961), (31, 50580620), (62, 25290310), (124, 12645155), (155, 10116124), (191, 8209420), (310, 5058062), (382, 4104710), (620, 2529031), (764, 2052355), (955, 1641884), (1910, 820942), (3820, 410471), (5921, 264820), (11842, 132410), (13241, 118420), (23684, 66205), (26482, 59210), (29605, 52964)]