18466704220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{83101}}^1$

素因数の和:83422

約数の個数: 48

約数和(自身を含む): 39873004416

約数和(自身を除く): 21406300196

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 271, 410, 542, 820, 1084, 1355, 2710, 5420, 11111, 22222, 44444, 55555, 83101, 111110, 166202, 222220, 332404, 415505, 831010, 1662020, 3407141, 6814282, 13628564, 17035705, 22520371, 34071410, 45040742, 68142820, 90081484, 112601855, 225203710, 450407420, 923335211, 1846670422, 3693340844, 4616676055, 9233352110, 18466704220]

約数ペア:

[(1, 18466704220), (2, 9233352110), (4, 4616676055), (5, 3693340844), (10, 1846670422), (20, 923335211), (41, 450407420), (82, 225203710), (164, 112601855), (205, 90081484), (271, 68142820), (410, 45040742), (542, 34071410), (820, 22520371), (1084, 17035705), (1355, 13628564), (2710, 6814282), (5420, 3407141), (11111, 1662020), (22222, 831010), (44444, 415505), (55555, 332404), (83101, 222220), (111110, 166202)]