617837390

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{2039}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 1125541440

約数和(自身を除く): 507704050

約数列:

[1, 2, 5, 10, 157, 193, 314, 386, 785, 965, 1570, 1930, 2039, 4078, 10195, 20390, 30301, 60602, 151505, 303010, 320123, 393527, 640246, 787054, 1600615, 1967635, 3201230, 3935270, 61783739, 123567478, 308918695, 617837390]

約数ペア:

[(1, 617837390), (2, 308918695), (5, 123567478), (10, 61783739), (157, 3935270), (193, 3201230), (314, 1967635), (386, 1600615), (785, 787054), (965, 640246), (1570, 393527), (1930, 320123), (2039, 303010), (4078, 151505), (10195, 60602), (20390, 30301)]