24995440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18379}}^1$

素因数の和:18409

約数の個数: 40

約数和(自身を含む): 61536240

約数和(自身を除く): 36540800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 18379, 36758, 73516, 91895, 147032, 183790, 294064, 312443, 367580, 624886, 735160, 1249772, 1470320, 1562215, 2499544, 3124430, 4999088, 6248860, 12497720, 24995440]

約数ペア:

[(1, 24995440), (2, 12497720), (4, 6248860), (5, 4999088), (8, 3124430), (10, 2499544), (16, 1562215), (17, 1470320), (20, 1249772), (34, 735160), (40, 624886), (68, 367580), (80, 312443), (85, 294064), (136, 183790), (170, 147032), (272, 91895), (340, 73516), (680, 36758), (1360, 18379)]