30272920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44519}}^1$

素因数の和:44547

約数の個数: 32

約数和(自身を含む): 72122400

約数和(自身を除く): 41849480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 44519, 89038, 178076, 222595, 356152, 445190, 756823, 890380, 1513646, 1780760, 3027292, 3784115, 6054584, 7568230, 15136460, 30272920]

約数ペア:

[(1, 30272920), (2, 15136460), (4, 7568230), (5, 6054584), (8, 3784115), (10, 3027292), (17, 1780760), (20, 1513646), (34, 890380), (40, 756823), (68, 445190), (85, 356152), (136, 222595), (170, 178076), (340, 89038), (680, 44519)]