490960

素因数分解:

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

素因数の和:68

約数の個数: 60

約数和(自身を含む): 1275588

約数和(自身を除く): 784628

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 361, 380, 646, 680, 722, 760, 1292, 1360, 1444, 1520, 1615, 1805, 2584, 2888, 3230, 3610, 5168, 5776, 6137, 6460, 7220, 12274, 12920, 14440, 24548, 25840, 28880, 30685, 49096, 61370, 98192, 122740, 245480, 490960]

約数ペア:

[(1, 490960), (2, 245480), (4, 122740), (5, 98192), (8, 61370), (10, 49096), (16, 30685), (17, 28880), (19, 25840), (20, 24548), (34, 14440), (38, 12920), (40, 12274), (68, 7220), (76, 6460), (80, 6137), (85, 5776), (95, 5168), (136, 3610), (152, 3230), (170, 2888), (190, 2584), (272, 1805), (304, 1615), (323, 1520), (340, 1444), (361, 1360), (380, 1292), (646, 760), (680, 722)]