915941660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1\times {\mathrm{1249}}^1$

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 1979040000

約数和(自身を除く): 1063098340

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 991, 1249, 1982, 2498, 3964, 4955, 4996, 6245, 9910, 12490, 19820, 24980, 36667, 46213, 73334, 92426, 146668, 183335, 184852, 231065, 366670, 462130, 733340, 924260, 1237759, 2475518, 4951036, 6188795, 12377590, 24755180, 45797083, 91594166, 183188332, 228985415, 457970830, 915941660]

約数ペア:

[(1, 915941660), (2, 457970830), (4, 228985415), (5, 183188332), (10, 91594166), (20, 45797083), (37, 24755180), (74, 12377590), (148, 6188795), (185, 4951036), (370, 2475518), (740, 1237759), (991, 924260), (1249, 733340), (1982, 462130), (2498, 366670), (3964, 231065), (4955, 184852), (4996, 183335), (6245, 146668), (9910, 92426), (12490, 73334), (19820, 46213), (24980, 36667)]