39976360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 94049280

約数和(自身を除く): 54072920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 313, 412, 515, 620, 626, 824, 1030, 1240, 1252, 1565, 2060, 2504, 3130, 3193, 4120, 6260, 6386, 9703, 12520, 12772, 15965, 19406, 25544, 31930, 32239, 38812, 48515, 63860, 64478, 77624, 97030, 127720, 128956, 161195, 194060, 257912, 322390, 388120, 644780, 999409, 1289560, 1998818, 3997636, 4997045, 7995272, 9994090, 19988180, 39976360]

約数ペア:

[(1, 39976360), (2, 19988180), (4, 9994090), (5, 7995272), (8, 4997045), (10, 3997636), (20, 1998818), (31, 1289560), (40, 999409), (62, 644780), (103, 388120), (124, 322390), (155, 257912), (206, 194060), (248, 161195), (310, 128956), (313, 127720), (412, 97030), (515, 77624), (620, 64478), (626, 63860), (824, 48515), (1030, 38812), (1240, 32239), (1252, 31930), (1565, 25544), (2060, 19406), (2504, 15965), (3130, 12772), (3193, 12520), (4120, 9703), (6260, 6386)]