29428340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 66601920

約数和(自身を除く): 37173580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 1801, 3268, 3602, 4085, 7204, 8170, 9005, 16340, 18010, 34219, 36020, 68438, 77443, 136876, 154886, 171095, 309772, 342190, 387215, 684380, 774430, 1471417, 1548860, 2942834, 5885668, 7357085, 14714170, 29428340]

約数ペア:

[(1, 29428340), (2, 14714170), (4, 7357085), (5, 5885668), (10, 2942834), (19, 1548860), (20, 1471417), (38, 774430), (43, 684380), (76, 387215), (86, 342190), (95, 309772), (172, 171095), (190, 154886), (215, 136876), (380, 77443), (430, 68438), (817, 36020), (860, 34219), (1634, 18010), (1801, 16340), (3268, 9005), (3602, 8170), (4085, 7204)]