1834640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 4821120

約数和(自身を除く): 2986480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 71, 76, 80, 85, 95, 136, 142, 152, 170, 190, 272, 284, 304, 323, 340, 355, 380, 568, 646, 680, 710, 760, 1136, 1207, 1292, 1349, 1360, 1420, 1520, 1615, 2414, 2584, 2698, 2840, 3230, 4828, 5168, 5396, 5680, 6035, 6460, 6745, 9656, 10792, 12070, 12920, 13490, 19312, 21584, 22933, 24140, 25840, 26980, 45866, 48280, 53960, 91732, 96560, 107920, 114665, 183464, 229330, 366928, 458660, 917320, 1834640]

約数ペア:

[(1, 1834640), (2, 917320), (4, 458660), (5, 366928), (8, 229330), (10, 183464), (16, 114665), (17, 107920), (19, 96560), (20, 91732), (34, 53960), (38, 48280), (40, 45866), (68, 26980), (71, 25840), (76, 24140), (80, 22933), (85, 21584), (95, 19312), (136, 13490), (142, 12920), (152, 12070), (170, 10792), (190, 9656), (272, 6745), (284, 6460), (304, 6035), (323, 5680), (340, 5396), (355, 5168), (380, 4828), (568, 3230), (646, 2840), (680, 2698), (710, 2584), (760, 2414), (1136, 1615), (1207, 1520), (1292, 1420), (1349, 1360)]