19908360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3253}}^1$

素因数の和:3287

約数の個数: 96

約数和(自身を含む): 68529240

約数和(自身を除く): 48620880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3253, 6120, 6506, 9759, 13012, 16265, 19518, 26024, 29277, 32530, 39036, 48795, 55301, 58554, 65060, 78072, 97590, 110602, 117108, 130120, 146385, 165903, 195180, 221204, 234216, 276505, 292770, 331806, 390360, 442408, 497709, 553010, 585540, 663612, 829515, 995418, 1106020, 1171080, 1327224, 1659030, 1990836, 2212040, 2488545, 3318060, 3981672, 4977090, 6636120, 9954180, 19908360]

約数ペア:

[(1, 19908360), (2, 9954180), (3, 6636120), (4, 4977090), (5, 3981672), (6, 3318060), (8, 2488545), (9, 2212040), (10, 1990836), (12, 1659030), (15, 1327224), (17, 1171080), (18, 1106020), (20, 995418), (24, 829515), (30, 663612), (34, 585540), (36, 553010), (40, 497709), (45, 442408), (51, 390360), (60, 331806), (68, 292770), (72, 276505), (85, 234216), (90, 221204), (102, 195180), (120, 165903), (136, 146385), (153, 130120), (170, 117108), (180, 110602), (204, 97590), (255, 78072), (306, 65060), (340, 58554), (360, 55301), (408, 48795), (510, 39036), (612, 32530), (680, 29277), (765, 26024), (1020, 19518), (1224, 16265), (1530, 13012), (2040, 9759), (3060, 6506), (3253, 6120)]