12971080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{613}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 30558780

約数和(自身を除く): 17587700

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 613, 920, 1058, 1226, 2116, 2452, 2645, 3065, 4232, 4904, 5290, 6130, 10580, 12260, 14099, 21160, 24520, 28198, 56396, 70495, 112792, 140990, 281980, 324277, 563960, 648554, 1297108, 1621385, 2594216, 3242770, 6485540, 12971080]

約数ペア:

[(1, 12971080), (2, 6485540), (4, 3242770), (5, 2594216), (8, 1621385), (10, 1297108), (20, 648554), (23, 563960), (40, 324277), (46, 281980), (92, 140990), (115, 112792), (184, 70495), (230, 56396), (460, 28198), (529, 24520), (613, 21160), (920, 14099), (1058, 12260), (1226, 10580), (2116, 6130), (2452, 5290), (2645, 4904), (3065, 4232)]