20583030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 33304650

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 267, 390, 445, 534, 593, 890, 1157, 1186, 1335, 1779, 2314, 2670, 2965, 3471, 3558, 5785, 5930, 6942, 7709, 8895, 11570, 15418, 17355, 17790, 23127, 34710, 38545, 46254, 52777, 77090, 105554, 115635, 158331, 231270, 263885, 316662, 527770, 686101, 791655, 1372202, 1583310, 2058303, 3430505, 4116606, 6861010, 10291515, 20583030]

約数ペア:

[(1, 20583030), (2, 10291515), (3, 6861010), (5, 4116606), (6, 3430505), (10, 2058303), (13, 1583310), (15, 1372202), (26, 791655), (30, 686101), (39, 527770), (65, 316662), (78, 263885), (89, 231270), (130, 158331), (178, 115635), (195, 105554), (267, 77090), (390, 52777), (445, 46254), (534, 38545), (593, 34710), (890, 23127), (1157, 17790), (1186, 17355), (1335, 15418), (1779, 11570), (2314, 8895), (2670, 7709), (2965, 6942), (3471, 5930), (3558, 5785)]