7888920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 25693200

約数和(自身を除く): 17804280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 389, 390, 507, 520, 676, 778, 780, 845, 1014, 1167, 1352, 1556, 1560, 1690, 1945, 2028, 2334, 2535, 3112, 3380, 3890, 4056, 4668, 5057, 5070, 5835, 6760, 7780, 9336, 10114, 10140, 11670, 15171, 15560, 20228, 20280, 23340, 25285, 30342, 40456, 46680, 50570, 60684, 65741, 75855, 101140, 121368, 131482, 151710, 197223, 202280, 262964, 303420, 328705, 394446, 525928, 606840, 657410, 788892, 986115, 1314820, 1577784, 1972230, 2629640, 3944460, 7888920]

約数ペア:

[(1, 7888920), (2, 3944460), (3, 2629640), (4, 1972230), (5, 1577784), (6, 1314820), (8, 986115), (10, 788892), (12, 657410), (13, 606840), (15, 525928), (20, 394446), (24, 328705), (26, 303420), (30, 262964), (39, 202280), (40, 197223), (52, 151710), (60, 131482), (65, 121368), (78, 101140), (104, 75855), (120, 65741), (130, 60684), (156, 50570), (169, 46680), (195, 40456), (260, 30342), (312, 25285), (338, 23340), (389, 20280), (390, 20228), (507, 15560), (520, 15171), (676, 11670), (778, 10140), (780, 10114), (845, 9336), (1014, 7780), (1167, 6760), (1352, 5835), (1556, 5070), (1560, 5057), (1690, 4668), (1945, 4056), (2028, 3890), (2334, 3380), (2535, 3112)]