40608820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 97832448

約数和(自身を除く): 57223628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 673, 862, 1346, 1724, 2155, 2692, 3017, 3365, 4310, 4711, 6034, 6730, 8620, 9422, 12068, 13460, 15085, 18844, 23555, 30170, 47110, 60340, 94220, 290063, 580126, 1160252, 1450315, 2030441, 2900630, 4060882, 5801260, 8121764, 10152205, 20304410, 40608820]

約数ペア:

[(1, 40608820), (2, 20304410), (4, 10152205), (5, 8121764), (7, 5801260), (10, 4060882), (14, 2900630), (20, 2030441), (28, 1450315), (35, 1160252), (70, 580126), (140, 290063), (431, 94220), (673, 60340), (862, 47110), (1346, 30170), (1724, 23555), (2155, 18844), (2692, 15085), (3017, 13460), (3365, 12068), (4310, 9422), (4711, 8620), (6034, 6730)]