2008133840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{86857}}^1$

素因数の和:86904

約数の個数: 60

約数和(自身を含む): 4959765516

約数和(自身を除く): 2951631676

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 11560, 23120, 86857, 173714, 347428, 434285, 694856, 868570, 1389712, 1476569, 1737140, 2953138, 3474280, 5906276, 6948560, 7382845, 11812552, 14765690, 23625104, 25101673, 29531380, 50203346, 59062760, 100406692, 118125520, 125508365, 200813384, 251016730, 401626768, 502033460, 1004066920, 2008133840]

約数ペア:

[(1, 2008133840), (2, 1004066920), (4, 502033460), (5, 401626768), (8, 251016730), (10, 200813384), (16, 125508365), (17, 118125520), (20, 100406692), (34, 59062760), (40, 50203346), (68, 29531380), (80, 25101673), (85, 23625104), (136, 14765690), (170, 11812552), (272, 7382845), (289, 6948560), (340, 5906276), (578, 3474280), (680, 2953138), (1156, 1737140), (1360, 1476569), (1445, 1389712), (2312, 868570), (2890, 694856), (4624, 434285), (5780, 347428), (11560, 173714), (23120, 86857)]