2900350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 5892480

約数和(自身を除く): 2992130

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 71, 86, 95, 142, 190, 215, 355, 430, 475, 710, 817, 950, 1075, 1349, 1634, 1775, 2150, 2698, 3053, 3550, 4085, 6106, 6745, 8170, 13490, 15265, 20425, 30530, 33725, 40850, 58007, 67450, 76325, 116014, 152650, 290035, 580070, 1450175, 2900350]

約数ペア:

[(1, 2900350), (2, 1450175), (5, 580070), (10, 290035), (19, 152650), (25, 116014), (38, 76325), (43, 67450), (50, 58007), (71, 40850), (86, 33725), (95, 30530), (142, 20425), (190, 15265), (215, 13490), (355, 8170), (430, 6745), (475, 6106), (710, 4085), (817, 3550), (950, 3053), (1075, 2698), (1349, 2150), (1634, 1775)]