38961937520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2857}}^1\times {\mathrm{15497}}^1$

素因数の和:18378

約数の個数: 80

約数和(自身を含む): 98862609888

約数和(自身を除く): 59900672368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2857, 5714, 11428, 14285, 15497, 22856, 28570, 30994, 31427, 45712, 57140, 61988, 62854, 77485, 114280, 123976, 125708, 154970, 157135, 170467, 228560, 247952, 251416, 309940, 314270, 340934, 502832, 619880, 628540, 681868, 852335, 1239760, 1257080, 1363736, 1704670, 2514160, 2727472, 3409340, 6818680, 13637360, 44274929, 88549858, 177099716, 221374645, 354199432, 442749290, 487024219, 708398864, 885498580, 974048438, 1770997160, 1948096876, 2435121095, 3541994320, 3896193752, 4870242190, 7792387504, 9740484380, 19480968760, 38961937520]

約数ペア:

[(1, 38961937520), (2, 19480968760), (4, 9740484380), (5, 7792387504), (8, 4870242190), (10, 3896193752), (11, 3541994320), (16, 2435121095), (20, 1948096876), (22, 1770997160), (40, 974048438), (44, 885498580), (55, 708398864), (80, 487024219), (88, 442749290), (110, 354199432), (176, 221374645), (220, 177099716), (440, 88549858), (880, 44274929), (2857, 13637360), (5714, 6818680), (11428, 3409340), (14285, 2727472), (15497, 2514160), (22856, 1704670), (28570, 1363736), (30994, 1257080), (31427, 1239760), (45712, 852335), (57140, 681868), (61988, 628540), (62854, 619880), (77485, 502832), (114280, 340934), (123976, 314270), (125708, 309940), (154970, 251416), (157135, 247952), (170467, 228560)]