1796396560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{45181}}^1$

素因数の和:45272

約数の個数: 80

約数和(自身を含む): 4840618752

約数和(自身を除く): 3044222192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 19880, 39760, 45181, 90362, 180724, 225905, 316267, 361448, 451810, 632534, 722896, 903620, 1265068, 1581335, 1807240, 2530136, 3162670, 3207851, 3614480, 5060272, 6325340, 6415702, 12650680, 12831404, 16039255, 22454957, 25301360, 25662808, 32078510, 44909914, 51325616, 64157020, 89819828, 112274785, 128314040, 179639656, 224549570, 256628080, 359279312, 449099140, 898198280, 1796396560]

約数ペア:

[(1, 1796396560), (2, 898198280), (4, 449099140), (5, 359279312), (7, 256628080), (8, 224549570), (10, 179639656), (14, 128314040), (16, 112274785), (20, 89819828), (28, 64157020), (35, 51325616), (40, 44909914), (56, 32078510), (70, 25662808), (71, 25301360), (80, 22454957), (112, 16039255), (140, 12831404), (142, 12650680), (280, 6415702), (284, 6325340), (355, 5060272), (497, 3614480), (560, 3207851), (568, 3162670), (710, 2530136), (994, 1807240), (1136, 1581335), (1420, 1265068), (1988, 903620), (2485, 722896), (2840, 632534), (3976, 451810), (4970, 361448), (5680, 316267), (7952, 225905), (9940, 180724), (19880, 90362), (39760, 45181)]