940940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 2709504

約数和(自身を除く): 1768564

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 47, 52, 55, 65, 70, 77, 91, 94, 110, 130, 140, 143, 154, 182, 188, 220, 235, 260, 286, 308, 329, 364, 385, 455, 470, 517, 572, 611, 658, 715, 770, 910, 940, 1001, 1034, 1222, 1316, 1430, 1540, 1645, 1820, 2002, 2068, 2444, 2585, 2860, 3055, 3290, 3619, 4004, 4277, 5005, 5170, 6110, 6580, 6721, 7238, 8554, 10010, 10340, 12220, 13442, 14476, 17108, 18095, 20020, 21385, 26884, 33605, 36190, 42770, 47047, 67210, 72380, 85540, 94094, 134420, 188188, 235235, 470470, 940940]

約数ペア:

[(1, 940940), (2, 470470), (4, 235235), (5, 188188), (7, 134420), (10, 94094), (11, 85540), (13, 72380), (14, 67210), (20, 47047), (22, 42770), (26, 36190), (28, 33605), (35, 26884), (44, 21385), (47, 20020), (52, 18095), (55, 17108), (65, 14476), (70, 13442), (77, 12220), (91, 10340), (94, 10010), (110, 8554), (130, 7238), (140, 6721), (143, 6580), (154, 6110), (182, 5170), (188, 5005), (220, 4277), (235, 4004), (260, 3619), (286, 3290), (308, 3055), (329, 2860), (364, 2585), (385, 2444), (455, 2068), (470, 2002), (517, 1820), (572, 1645), (611, 1540), (658, 1430), (715, 1316), (770, 1222), (910, 1034), (940, 1001)]