15783520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4289}}^1$

素因数の和:4327

約数の個数: 48

約数和(自身を含む): 38918880

約数和(自身を除く): 23135360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 4289, 8578, 17156, 21445, 34312, 42890, 68624, 85780, 98647, 137248, 171560, 197294, 343120, 394588, 493235, 686240, 789176, 986470, 1578352, 1972940, 3156704, 3945880, 7891760, 15783520]

約数ペア:

[(1, 15783520), (2, 7891760), (4, 3945880), (5, 3156704), (8, 1972940), (10, 1578352), (16, 986470), (20, 789176), (23, 686240), (32, 493235), (40, 394588), (46, 343120), (80, 197294), (92, 171560), (115, 137248), (160, 98647), (184, 85780), (230, 68624), (368, 42890), (460, 34312), (736, 21445), (920, 17156), (1840, 8578), (3680, 4289)]