1001920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 56

約数和(自身を含む): 2487168

約数和(自身を除く): 1485248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 101, 124, 155, 160, 202, 248, 310, 320, 404, 496, 505, 620, 808, 992, 1010, 1240, 1616, 1984, 2020, 2480, 3131, 3232, 4040, 4960, 6262, 6464, 8080, 9920, 12524, 15655, 16160, 25048, 31310, 32320, 50096, 62620, 100192, 125240, 200384, 250480, 500960, 1001920]

約数ペア:

[(1, 1001920), (2, 500960), (4, 250480), (5, 200384), (8, 125240), (10, 100192), (16, 62620), (20, 50096), (31, 32320), (32, 31310), (40, 25048), (62, 16160), (64, 15655), (80, 12524), (101, 9920), (124, 8080), (155, 6464), (160, 6262), (202, 4960), (248, 4040), (310, 3232), (320, 3131), (404, 2480), (496, 2020), (505, 1984), (620, 1616), (808, 1240), (992, 1010)]