38439280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^2$

素因数の和:84

約数の個数: 120

約数和(自身を含む): 103747824

約数和(自身を除く): 65308544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 304, 361, 380, 418, 440, 484, 605, 722, 760, 836, 880, 968, 1045, 1210, 1331, 1444, 1520, 1672, 1805, 1936, 2090, 2299, 2420, 2662, 2888, 3344, 3610, 3971, 4180, 4598, 4840, 5324, 5776, 6655, 7220, 7942, 8360, 9196, 9680, 10648, 11495, 13310, 14440, 15884, 16720, 18392, 19855, 21296, 22990, 25289, 26620, 28880, 31768, 36784, 39710, 43681, 45980, 50578, 53240, 63536, 79420, 87362, 91960, 101156, 106480, 126445, 158840, 174724, 183920, 202312, 218405, 252890, 317680, 349448, 404624, 436810, 480491, 505780, 698896, 873620, 960982, 1011560, 1747240, 1921964, 2023120, 2402455, 3494480, 3843928, 4804910, 7687856, 9609820, 19219640, 38439280]

約数ペア:

[(1, 38439280), (2, 19219640), (4, 9609820), (5, 7687856), (8, 4804910), (10, 3843928), (11, 3494480), (16, 2402455), (19, 2023120), (20, 1921964), (22, 1747240), (38, 1011560), (40, 960982), (44, 873620), (55, 698896), (76, 505780), (80, 480491), (88, 436810), (95, 404624), (110, 349448), (121, 317680), (152, 252890), (176, 218405), (190, 202312), (209, 183920), (220, 174724), (242, 158840), (304, 126445), (361, 106480), (380, 101156), (418, 91960), (440, 87362), (484, 79420), (605, 63536), (722, 53240), (760, 50578), (836, 45980), (880, 43681), (968, 39710), (1045, 36784), (1210, 31768), (1331, 28880), (1444, 26620), (1520, 25289), (1672, 22990), (1805, 21296), (1936, 19855), (2090, 18392), (2299, 16720), (2420, 15884), (2662, 14440), (2888, 13310), (3344, 11495), (3610, 10648), (3971, 9680), (4180, 9196), (4598, 8360), (4840, 7942), (5324, 7220), (5776, 6655)]