6444280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5197}}^1$

素因数の和:5239

約数の個数: 32

約数和(自身を含む): 14970240

約数和(自身を除く): 8525960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 5197, 10394, 20788, 25985, 41576, 51970, 103940, 161107, 207880, 322214, 644428, 805535, 1288856, 1611070, 3222140, 6444280]

約数ペア:

[(1, 6444280), (2, 3222140), (4, 1611070), (5, 1288856), (8, 805535), (10, 644428), (20, 322214), (31, 207880), (40, 161107), (62, 103940), (124, 51970), (155, 41576), (248, 25985), (310, 20788), (620, 10394), (1240, 5197)]