913231880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{11467}}^1$

素因数の和:11670

約数の個数: 64

約数和(自身を含む): 2254150080

約数和(自身を除く): 1340918200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 724, 905, 1448, 1810, 1991, 3620, 3982, 7240, 7964, 9955, 11467, 15928, 19910, 22934, 39820, 45868, 57335, 79640, 91736, 114670, 126137, 229340, 252274, 458680, 504548, 630685, 1009096, 1261370, 2075527, 2522740, 4151054, 5045480, 8302108, 10377635, 16604216, 20755270, 22830797, 41510540, 45661594, 83021080, 91323188, 114153985, 182646376, 228307970, 456615940, 913231880]

約数ペア:

[(1, 913231880), (2, 456615940), (4, 228307970), (5, 182646376), (8, 114153985), (10, 91323188), (11, 83021080), (20, 45661594), (22, 41510540), (40, 22830797), (44, 20755270), (55, 16604216), (88, 10377635), (110, 8302108), (181, 5045480), (220, 4151054), (362, 2522740), (440, 2075527), (724, 1261370), (905, 1009096), (1448, 630685), (1810, 504548), (1991, 458680), (3620, 252274), (3982, 229340), (7240, 126137), (7964, 114670), (9955, 91736), (11467, 79640), (15928, 57335), (19910, 45868), (22934, 39820)]