2016809720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2653697}}^1$

素因数の和:2653727

約数の個数: 32

約数和(自身を含む): 4776656400

約数和(自身を除く): 2759846680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2653697, 5307394, 10614788, 13268485, 21229576, 26536970, 50420243, 53073940, 100840486, 106147880, 201680972, 252101215, 403361944, 504202430, 1008404860, 2016809720]

約数ペア:

[(1, 2016809720), (2, 1008404860), (4, 504202430), (5, 403361944), (8, 252101215), (10, 201680972), (19, 106147880), (20, 100840486), (38, 53073940), (40, 50420243), (76, 26536970), (95, 21229576), (152, 13268485), (190, 10614788), (380, 5307394), (760, 2653697)]