2031567320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{20051}}^1$

素因数の和:20228

約数の個数: 64

約数和(自身を含む): 4872636000

約数和(自身を除く): 2841068680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 149, 170, 298, 340, 596, 680, 745, 1192, 1490, 2533, 2980, 5066, 5960, 10132, 12665, 20051, 20264, 25330, 40102, 50660, 80204, 100255, 101320, 160408, 200510, 340867, 401020, 681734, 802040, 1363468, 1704335, 2726936, 2987599, 3408670, 5975198, 6817340, 11950396, 13634680, 14937995, 23900792, 29875990, 50789183, 59751980, 101578366, 119503960, 203156732, 253945915, 406313464, 507891830, 1015783660, 2031567320]

約数ペア:

[(1, 2031567320), (2, 1015783660), (4, 507891830), (5, 406313464), (8, 253945915), (10, 203156732), (17, 119503960), (20, 101578366), (34, 59751980), (40, 50789183), (68, 29875990), (85, 23900792), (136, 14937995), (149, 13634680), (170, 11950396), (298, 6817340), (340, 5975198), (596, 3408670), (680, 2987599), (745, 2726936), (1192, 1704335), (1490, 1363468), (2533, 802040), (2980, 681734), (5066, 401020), (5960, 340867), (10132, 200510), (12665, 160408), (20051, 101320), (20264, 100255), (25330, 80204), (40102, 50660)]