3913000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 128

約数和(自身を含む): 11531520

約数和(自身を除く): 7618520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 43, 50, 52, 56, 65, 70, 86, 91, 100, 104, 125, 130, 140, 172, 175, 182, 200, 215, 250, 260, 280, 301, 325, 344, 350, 364, 430, 455, 500, 520, 559, 602, 650, 700, 728, 860, 875, 910, 1000, 1075, 1118, 1204, 1300, 1400, 1505, 1625, 1720, 1750, 1820, 2150, 2236, 2275, 2408, 2600, 2795, 3010, 3250, 3500, 3640, 3913, 4300, 4472, 4550, 5375, 5590, 6020, 6500, 7000, 7525, 7826, 8600, 9100, 10750, 11180, 11375, 12040, 13000, 13975, 15050, 15652, 18200, 19565, 21500, 22360, 22750, 27950, 30100, 31304, 37625, 39130, 43000, 45500, 55900, 60200, 69875, 75250, 78260, 91000, 97825, 111800, 139750, 150500, 156520, 195650, 279500, 301000, 391300, 489125, 559000, 782600, 978250, 1956500, 3913000]

約数ペア:

[(1, 3913000), (2, 1956500), (4, 978250), (5, 782600), (7, 559000), (8, 489125), (10, 391300), (13, 301000), (14, 279500), (20, 195650), (25, 156520), (26, 150500), (28, 139750), (35, 111800), (40, 97825), (43, 91000), (50, 78260), (52, 75250), (56, 69875), (65, 60200), (70, 55900), (86, 45500), (91, 43000), (100, 39130), (104, 37625), (125, 31304), (130, 30100), (140, 27950), (172, 22750), (175, 22360), (182, 21500), (200, 19565), (215, 18200), (250, 15652), (260, 15050), (280, 13975), (301, 13000), (325, 12040), (344, 11375), (350, 11180), (364, 10750), (430, 9100), (455, 8600), (500, 7826), (520, 7525), (559, 7000), (602, 6500), (650, 6020), (700, 5590), (728, 5375), (860, 4550), (875, 4472), (910, 4300), (1000, 3913), (1075, 3640), (1118, 3500), (1204, 3250), (1300, 3010), (1400, 2795), (1505, 2600), (1625, 2408), (1720, 2275), (1750, 2236), (1820, 2150)]