40111280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2399}}^1$

素因数の和:2442

約数の個数: 80

約数和(自身を含む): 107136000

約数和(自身を除く): 67024720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 2399, 3344, 4180, 4798, 8360, 9596, 11995, 16720, 19192, 23990, 26389, 38384, 45581, 47980, 52778, 91162, 95960, 105556, 131945, 182324, 191920, 211112, 227905, 263890, 364648, 422224, 455810, 501391, 527780, 729296, 911620, 1002782, 1055560, 1823240, 2005564, 2111120, 2506955, 3646480, 4011128, 5013910, 8022256, 10027820, 20055640, 40111280]

約数ペア:

[(1, 40111280), (2, 20055640), (4, 10027820), (5, 8022256), (8, 5013910), (10, 4011128), (11, 3646480), (16, 2506955), (19, 2111120), (20, 2005564), (22, 1823240), (38, 1055560), (40, 1002782), (44, 911620), (55, 729296), (76, 527780), (80, 501391), (88, 455810), (95, 422224), (110, 364648), (152, 263890), (176, 227905), (190, 211112), (209, 191920), (220, 182324), (304, 131945), (380, 105556), (418, 95960), (440, 91162), (760, 52778), (836, 47980), (880, 45581), (1045, 38384), (1520, 26389), (1672, 23990), (2090, 19192), (2399, 16720), (3344, 11995), (4180, 9596), (4798, 8360)]