40550180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 99792000

約数和(自身を除く): 59241820

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 109, 110, 178, 190, 209, 218, 220, 356, 380, 418, 436, 445, 545, 836, 890, 979, 1045, 1090, 1199, 1691, 1780, 1958, 2071, 2090, 2180, 2398, 3382, 3916, 4142, 4180, 4796, 4895, 5995, 6764, 8284, 8455, 9701, 9790, 10355, 11990, 16910, 18601, 19402, 19580, 20710, 22781, 23980, 33820, 37202, 38804, 41420, 45562, 48505, 74404, 91124, 93005, 97010, 106711, 113905, 184319, 186010, 194020, 213422, 227810, 368638, 372020, 426844, 455620, 533555, 737276, 921595, 1067110, 1843190, 2027509, 2134220, 3686380, 4055018, 8110036, 10137545, 20275090, 40550180]

約数ペア:

[(1, 40550180), (2, 20275090), (4, 10137545), (5, 8110036), (10, 4055018), (11, 3686380), (19, 2134220), (20, 2027509), (22, 1843190), (38, 1067110), (44, 921595), (55, 737276), (76, 533555), (89, 455620), (95, 426844), (109, 372020), (110, 368638), (178, 227810), (190, 213422), (209, 194020), (218, 186010), (220, 184319), (356, 113905), (380, 106711), (418, 97010), (436, 93005), (445, 91124), (545, 74404), (836, 48505), (890, 45562), (979, 41420), (1045, 38804), (1090, 37202), (1199, 33820), (1691, 23980), (1780, 22781), (1958, 20710), (2071, 19580), (2090, 19402), (2180, 18601), (2398, 16910), (3382, 11990), (3916, 10355), (4142, 9790), (4180, 9701), (4796, 8455), (4895, 8284), (5995, 6764)]