38807120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 120

約数和(自身を含む): 104889120

約数和(自身を除く): 66082000

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, 211, 220, 242, 304, 380, 418, 422, 440, 484, 605, 760, 836, 844, 880, 968, 1045, 1055, 1210, 1520, 1672, 1688, 1936, 2090, 2110, 2299, 2321, 2420, 3344, 3376, 4009, 4180, 4220, 4598, 4642, 4840, 8018, 8360, 8440, 9196, 9284, 9680, 11495, 11605, 16036, 16720, 16880, 18392, 18568, 20045, 22990, 23210, 25531, 32072, 36784, 37136, 40090, 44099, 45980, 46420, 51062, 64144, 80180, 88198, 91960, 92840, 102124, 127655, 160360, 176396, 183920, 185680, 204248, 220495, 255310, 320720, 352792, 408496, 440990, 485089, 510620, 705584, 881980, 970178, 1021240, 1763960, 1940356, 2042480, 2425445, 3527920, 3880712, 4850890, 7761424, 9701780, 19403560, 38807120]

約数ペア:

[(1, 38807120), (2, 19403560), (4, 9701780), (5, 7761424), (8, 4850890), (10, 3880712), (11, 3527920), (16, 2425445), (19, 2042480), (20, 1940356), (22, 1763960), (38, 1021240), (40, 970178), (44, 881980), (55, 705584), (76, 510620), (80, 485089), (88, 440990), (95, 408496), (110, 352792), (121, 320720), (152, 255310), (176, 220495), (190, 204248), (209, 185680), (211, 183920), (220, 176396), (242, 160360), (304, 127655), (380, 102124), (418, 92840), (422, 91960), (440, 88198), (484, 80180), (605, 64144), (760, 51062), (836, 46420), (844, 45980), (880, 44099), (968, 40090), (1045, 37136), (1055, 36784), (1210, 32072), (1520, 25531), (1672, 23210), (1688, 22990), (1936, 20045), (2090, 18568), (2110, 18392), (2299, 16880), (2321, 16720), (2420, 16036), (3344, 11605), (3376, 11495), (4009, 9680), (4180, 9284), (4220, 9196), (4598, 8440), (4642, 8360), (4840, 8018)]