8628860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 19686240

約数和(自身を除く): 11057380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 619, 697, 820, 1238, 1394, 2476, 2788, 3095, 3485, 6190, 6970, 10523, 12380, 13940, 21046, 25379, 42092, 50758, 52615, 101516, 105230, 126895, 210460, 253790, 431443, 507580, 862886, 1725772, 2157215, 4314430, 8628860]

約数ペア:

[(1, 8628860), (2, 4314430), (4, 2157215), (5, 1725772), (10, 862886), (17, 507580), (20, 431443), (34, 253790), (41, 210460), (68, 126895), (82, 105230), (85, 101516), (164, 52615), (170, 50758), (205, 42092), (340, 25379), (410, 21046), (619, 13940), (697, 12380), (820, 10523), (1238, 6970), (1394, 6190), (2476, 3485), (2788, 3095)]