20010853460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{927287}}^1$

素因数の和:927392

約数の個数: 48

約数和(自身を含む): 45800608896

約数和(自身を除く): 25789755436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 927287, 1854574, 3709148, 4636435, 9272870, 12054731, 18545740, 24109462, 48218924, 60273655, 76964821, 120547310, 153929642, 241094620, 307859284, 384824105, 769648210, 1000542673, 1539296420, 2001085346, 4002170692, 5002713365, 10005426730, 20010853460]

約数ペア:

[(1, 20010853460), (2, 10005426730), (4, 5002713365), (5, 4002170692), (10, 2001085346), (13, 1539296420), (20, 1000542673), (26, 769648210), (52, 384824105), (65, 307859284), (83, 241094620), (130, 153929642), (166, 120547310), (260, 76964821), (332, 60273655), (415, 48218924), (830, 24109462), (1079, 18545740), (1660, 12054731), (2158, 9272870), (4316, 4636435), (5395, 3709148), (10790, 1854574), (21580, 927287)]