2020165900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{14887}}^1$

素因数の和:14983

約数の個数: 72

約数和(自身を含む): 4652202240

約数和(自身を除く): 2632036340

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 59, 92, 100, 115, 118, 230, 236, 295, 460, 575, 590, 1150, 1180, 1357, 1475, 2300, 2714, 2950, 5428, 5900, 6785, 13570, 14887, 27140, 29774, 33925, 59548, 67850, 74435, 135700, 148870, 297740, 342401, 372175, 684802, 744350, 878333, 1369604, 1488700, 1712005, 1756666, 3424010, 3513332, 4391665, 6848020, 8560025, 8783330, 17120050, 17566660, 20201659, 21958325, 34240100, 40403318, 43916650, 80806636, 87833300, 101008295, 202016590, 404033180, 505041475, 1010082950, 2020165900]

約数ペア:

[(1, 2020165900), (2, 1010082950), (4, 505041475), (5, 404033180), (10, 202016590), (20, 101008295), (23, 87833300), (25, 80806636), (46, 43916650), (50, 40403318), (59, 34240100), (92, 21958325), (100, 20201659), (115, 17566660), (118, 17120050), (230, 8783330), (236, 8560025), (295, 6848020), (460, 4391665), (575, 3513332), (590, 3424010), (1150, 1756666), (1180, 1712005), (1357, 1488700), (1475, 1369604), (2300, 878333), (2714, 744350), (2950, 684802), (5428, 372175), (5900, 342401), (6785, 297740), (13570, 148870), (14887, 135700), (27140, 74435), (29774, 67850), (33925, 59548)]