40794760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 95800320

約数和(自身を除く): 55005560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 167, 197, 248, 310, 334, 394, 620, 668, 788, 835, 985, 1240, 1336, 1576, 1670, 1970, 3340, 3940, 5177, 6107, 6680, 7880, 10354, 12214, 20708, 24428, 25885, 30535, 32899, 41416, 48856, 51770, 61070, 65798, 103540, 122140, 131596, 164495, 207080, 244280, 263192, 328990, 657980, 1019869, 1315960, 2039738, 4079476, 5099345, 8158952, 10198690, 20397380, 40794760]

約数ペア:

[(1, 40794760), (2, 20397380), (4, 10198690), (5, 8158952), (8, 5099345), (10, 4079476), (20, 2039738), (31, 1315960), (40, 1019869), (62, 657980), (124, 328990), (155, 263192), (167, 244280), (197, 207080), (248, 164495), (310, 131596), (334, 122140), (394, 103540), (620, 65798), (668, 61070), (788, 51770), (835, 48856), (985, 41416), (1240, 32899), (1336, 30535), (1576, 25885), (1670, 24428), (1970, 20708), (3340, 12214), (3940, 10354), (5177, 7880), (6107, 6680)]