42240172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 85603392

約数和(自身を除く): 43363220

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 221, 284, 442, 673, 884, 923, 1207, 1346, 1846, 2414, 2692, 3692, 4828, 8749, 11441, 15691, 17498, 22882, 31382, 34996, 45764, 47783, 62764, 95566, 148733, 191132, 297466, 594932, 621179, 812311, 1242358, 1624622, 2484716, 3249244, 10560043, 21120086, 42240172]

約数ペア:

[(1, 42240172), (2, 21120086), (4, 10560043), (13, 3249244), (17, 2484716), (26, 1624622), (34, 1242358), (52, 812311), (68, 621179), (71, 594932), (142, 297466), (221, 191132), (284, 148733), (442, 95566), (673, 62764), (884, 47783), (923, 45764), (1207, 34996), (1346, 31382), (1846, 22882), (2414, 17498), (2692, 15691), (3692, 11441), (4828, 8749)]