1908540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 6054048

約数和(自身を除く): 4145508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 461, 690, 828, 922, 1035, 1380, 1383, 1844, 2070, 2305, 2766, 4140, 4149, 4610, 5532, 6915, 8298, 9220, 10603, 13830, 16596, 20745, 21206, 27660, 31809, 41490, 42412, 53015, 63618, 82980, 95427, 106030, 127236, 159045, 190854, 212060, 318090, 381708, 477135, 636180, 954270, 1908540]

約数ペア:

[(1, 1908540), (2, 954270), (3, 636180), (4, 477135), (5, 381708), (6, 318090), (9, 212060), (10, 190854), (12, 159045), (15, 127236), (18, 106030), (20, 95427), (23, 82980), (30, 63618), (36, 53015), (45, 42412), (46, 41490), (60, 31809), (69, 27660), (90, 21206), (92, 20745), (115, 16596), (138, 13830), (180, 10603), (207, 9220), (230, 8298), (276, 6915), (345, 5532), (414, 4610), (460, 4149), (461, 4140), (690, 2766), (828, 2305), (922, 2070), (1035, 1844), (1380, 1383)]