858395780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{7547}}^1$

素因数の和:7625

約数の個数: 72

約数和(自身を含む): 2023830144

約数和(自身を除く): 1165434364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 605, 940, 1034, 1210, 2068, 2420, 2585, 5170, 5687, 7547, 10340, 11374, 15094, 22748, 28435, 30188, 37735, 56870, 75470, 83017, 113740, 150940, 166034, 332068, 354709, 415085, 709418, 830170, 913187, 1418836, 1660340, 1773545, 1826374, 3547090, 3652748, 3901799, 4565935, 7094180, 7803598, 9131870, 15607196, 18263740, 19508995, 39017990, 42919789, 78035980, 85839578, 171679156, 214598945, 429197890, 858395780]

約数ペア:

[(1, 858395780), (2, 429197890), (4, 214598945), (5, 171679156), (10, 85839578), (11, 78035980), (20, 42919789), (22, 39017990), (44, 19508995), (47, 18263740), (55, 15607196), (94, 9131870), (110, 7803598), (121, 7094180), (188, 4565935), (220, 3901799), (235, 3652748), (242, 3547090), (470, 1826374), (484, 1773545), (517, 1660340), (605, 1418836), (940, 913187), (1034, 830170), (1210, 709418), (2068, 415085), (2420, 354709), (2585, 332068), (5170, 166034), (5687, 150940), (7547, 113740), (10340, 83017), (11374, 75470), (15094, 56870), (22748, 37735), (28435, 30188)]