1515661355510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{20011}}^1\times {\mathrm{20981}}^1$

素因数の和:41037

約数の個数: 48

約数和(自身を含む): 2879617854672

約数和(自身を除く): 1363956499162

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 20011, 20981, 40022, 41962, 100055, 104905, 200110, 209810, 380209, 398639, 760418, 797278, 1901045, 1993195, 3802090, 3986390, 7223971, 7574141, 14447942, 15148282, 36119855, 37870705, 72239710, 75741410, 419850791, 839701582, 2099253955, 4198507910, 7977165029, 15954330058, 39885825145, 79771650290, 151566135551, 303132271102, 757830677755, 1515661355510]

約数ペア:

[(1, 1515661355510), (2, 757830677755), (5, 303132271102), (10, 151566135551), (19, 79771650290), (38, 39885825145), (95, 15954330058), (190, 7977165029), (361, 4198507910), (722, 2099253955), (1805, 839701582), (3610, 419850791), (20011, 75741410), (20981, 72239710), (40022, 37870705), (41962, 36119855), (100055, 15148282), (104905, 14447942), (200110, 7574141), (209810, 7223971), (380209, 3986390), (398639, 3802090), (760418, 1993195), (797278, 1901045)]