40110520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 96228000

約数和(自身を除く): 56117480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 593, 712, 760, 890, 1186, 1691, 1780, 2372, 2965, 3382, 3560, 4744, 5930, 6764, 8455, 11267, 11860, 13528, 16910, 22534, 23720, 33820, 45068, 52777, 56335, 67640, 90136, 105554, 112670, 211108, 225340, 263885, 422216, 450680, 527770, 1002763, 1055540, 2005526, 2111080, 4011052, 5013815, 8022104, 10027630, 20055260, 40110520]

約数ペア:

[(1, 40110520), (2, 20055260), (4, 10027630), (5, 8022104), (8, 5013815), (10, 4011052), (19, 2111080), (20, 2005526), (38, 1055540), (40, 1002763), (76, 527770), (89, 450680), (95, 422216), (152, 263885), (178, 225340), (190, 211108), (356, 112670), (380, 105554), (445, 90136), (593, 67640), (712, 56335), (760, 52777), (890, 45068), (1186, 33820), (1691, 23720), (1780, 22534), (2372, 16910), (2965, 13528), (3382, 11860), (3560, 11267), (4744, 8455), (5930, 6764)]