8244860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 19639200

約数和(自身を除く): 11394340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1669, 2470, 3338, 4940, 6676, 8345, 16690, 21697, 31711, 33380, 43394, 63422, 86788, 108485, 126844, 158555, 216970, 317110, 412243, 433940, 634220, 824486, 1648972, 2061215, 4122430, 8244860]

約数ペア:

[(1, 8244860), (2, 4122430), (4, 2061215), (5, 1648972), (10, 824486), (13, 634220), (19, 433940), (20, 412243), (26, 317110), (38, 216970), (52, 158555), (65, 126844), (76, 108485), (95, 86788), (130, 63422), (190, 43394), (247, 33380), (260, 31711), (380, 21697), (494, 16690), (988, 8345), (1235, 6676), (1669, 4940), (2470, 3338)]