4087980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1775

約数の個数: 72

約数和(自身を含む): 13361712

約数和(自身を除く): 9273732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1747, 2340, 3494, 5241, 6988, 8735, 10482, 15723, 17470, 20964, 22711, 26205, 31446, 34940, 45422, 52410, 62892, 68133, 78615, 90844, 104820, 113555, 136266, 157230, 204399, 227110, 272532, 314460, 340665, 408798, 454220, 681330, 817596, 1021995, 1362660, 2043990, 4087980]

約数ペア:

[(1, 4087980), (2, 2043990), (3, 1362660), (4, 1021995), (5, 817596), (6, 681330), (9, 454220), (10, 408798), (12, 340665), (13, 314460), (15, 272532), (18, 227110), (20, 204399), (26, 157230), (30, 136266), (36, 113555), (39, 104820), (45, 90844), (52, 78615), (60, 68133), (65, 62892), (78, 52410), (90, 45422), (117, 34940), (130, 31446), (156, 26205), (180, 22711), (195, 20964), (234, 17470), (260, 15723), (390, 10482), (468, 8735), (585, 6988), (780, 5241), (1170, 3494), (1747, 2340)]