290033860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{3167}}^1$

素因数の和:3436

約数の個数: 48

約数和(自身を含む): 643991040

約数和(自身を除く): 353957180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 241, 380, 482, 964, 1205, 2410, 3167, 4579, 4820, 6334, 9158, 12668, 15835, 18316, 22895, 31670, 45790, 60173, 63340, 91580, 120346, 240692, 300865, 601730, 763247, 1203460, 1526494, 3052988, 3816235, 7632470, 14501693, 15264940, 29003386, 58006772, 72508465, 145016930, 290033860]

約数ペア:

[(1, 290033860), (2, 145016930), (4, 72508465), (5, 58006772), (10, 29003386), (19, 15264940), (20, 14501693), (38, 7632470), (76, 3816235), (95, 3052988), (190, 1526494), (241, 1203460), (380, 763247), (482, 601730), (964, 300865), (1205, 240692), (2410, 120346), (3167, 91580), (4579, 63340), (4820, 60173), (6334, 45790), (9158, 31670), (12668, 22895), (15835, 18316)]