9808940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 12205780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 311, 332, 380, 415, 622, 830, 1244, 1555, 1577, 1660, 3110, 3154, 5909, 6220, 6308, 7885, 11818, 15770, 23636, 25813, 29545, 31540, 51626, 59090, 103252, 118180, 129065, 258130, 490447, 516260, 980894, 1961788, 2452235, 4904470, 9808940]

約数ペア:

[(1, 9808940), (2, 4904470), (4, 2452235), (5, 1961788), (10, 980894), (19, 516260), (20, 490447), (38, 258130), (76, 129065), (83, 118180), (95, 103252), (166, 59090), (190, 51626), (311, 31540), (332, 29545), (380, 25813), (415, 23636), (622, 15770), (830, 11818), (1244, 7885), (1555, 6308), (1577, 6220), (1660, 5909), (3110, 3154)]