1276339980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21272333}}^1$

素因数の和:21272345

約数の個数: 24

約数和(自身を含む): 3573752112

約数和(自身を除く): 2297412132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21272333, 42544666, 63816999, 85089332, 106361665, 127633998, 212723330, 255267996, 319084995, 425446660, 638169990, 1276339980]

約数ペア:

[(1, 1276339980), (2, 638169990), (3, 425446660), (4, 319084995), (5, 255267996), (6, 212723330), (10, 127633998), (12, 106361665), (15, 85089332), (20, 63816999), (30, 42544666), (60, 21272333)]