2019710450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{68581}}^1$

素因数の和:68643

約数の個数: 48

約数和(自身を含む): 4082000640

約数和(自身を除く): 2062290190

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2945, 5890, 14725, 29450, 68581, 137162, 342905, 685810, 1303039, 1714525, 2126011, 2606078, 3429050, 4252022, 6515195, 10630055, 13030390, 21260110, 32575975, 40394209, 53150275, 65151950, 80788418, 106300550, 201971045, 403942090, 1009855225, 2019710450]

約数ペア:

[(1, 2019710450), (2, 1009855225), (5, 403942090), (10, 201971045), (19, 106300550), (25, 80788418), (31, 65151950), (38, 53150275), (50, 40394209), (62, 32575975), (95, 21260110), (155, 13030390), (190, 10630055), (310, 6515195), (475, 4252022), (589, 3429050), (775, 2606078), (950, 2126011), (1178, 1714525), (1550, 1303039), (2945, 685810), (5890, 342905), (14725, 137162), (29450, 68581)]