18455460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16189}}^1$

素因数の和:16220

約数の個数: 48

約数和(自身を含む): 54398400

約数和(自身を除く): 35942940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16189, 32378, 48567, 64756, 80945, 97134, 161890, 194268, 242835, 307591, 323780, 485670, 615182, 922773, 971340, 1230364, 1537955, 1845546, 3075910, 3691092, 4613865, 6151820, 9227730, 18455460]

約数ペア:

[(1, 18455460), (2, 9227730), (3, 6151820), (4, 4613865), (5, 3691092), (6, 3075910), (10, 1845546), (12, 1537955), (15, 1230364), (19, 971340), (20, 922773), (30, 615182), (38, 485670), (57, 323780), (60, 307591), (76, 242835), (95, 194268), (114, 161890), (190, 97134), (228, 80945), (285, 64756), (380, 48567), (570, 32378), (1140, 16189)]