12640380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 35610624

約数和(自身を除く): 22970244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1103, 1146, 1910, 2206, 2292, 2865, 3309, 3820, 4412, 5515, 5730, 6618, 11030, 11460, 13236, 16545, 22060, 33090, 66180, 210673, 421346, 632019, 842692, 1053365, 1264038, 2106730, 2528076, 3160095, 4213460, 6320190, 12640380]

約数ペア:

[(1, 12640380), (2, 6320190), (3, 4213460), (4, 3160095), (5, 2528076), (6, 2106730), (10, 1264038), (12, 1053365), (15, 842692), (20, 632019), (30, 421346), (60, 210673), (191, 66180), (382, 33090), (573, 22060), (764, 16545), (955, 13236), (1103, 11460), (1146, 11030), (1910, 6618), (2206, 5730), (2292, 5515), (2865, 4412), (3309, 3820)]