16499440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6653}}^1$

素因数の和:6697

約数の個数: 40

約数和(自身を含む): 39604608

約数和(自身を除く): 23105168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6653, 13306, 26612, 33265, 53224, 66530, 106448, 133060, 206243, 266120, 412486, 532240, 824972, 1031215, 1649944, 2062430, 3299888, 4124860, 8249720, 16499440]

約数ペア:

[(1, 16499440), (2, 8249720), (4, 4124860), (5, 3299888), (8, 2062430), (10, 1649944), (16, 1031215), (20, 824972), (31, 532240), (40, 412486), (62, 266120), (80, 206243), (124, 133060), (155, 106448), (248, 66530), (310, 53224), (496, 33265), (620, 26612), (1240, 13306), (2480, 6653)]