2401782020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5689}}^1$

素因数の和:5829

約数の個数: 96

約数和(自身を含む): 5850230400

約数和(自身を除く): 3448448380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 101, 110, 190, 202, 209, 220, 380, 404, 418, 505, 836, 1010, 1045, 1111, 1919, 2020, 2090, 2222, 3838, 4180, 4444, 5555, 5689, 7676, 9595, 11110, 11378, 19190, 21109, 22220, 22756, 28445, 38380, 42218, 56890, 62579, 84436, 105545, 108091, 113780, 125158, 211090, 216182, 250316, 312895, 422180, 432364, 540455, 574589, 625790, 1080910, 1149178, 1189001, 1251580, 2161820, 2298356, 2378002, 2872945, 4756004, 5745890, 5945005, 6320479, 10917191, 11491780, 11890010, 12640958, 21834382, 23780020, 25281916, 31602395, 43668764, 54585955, 63204790, 109171910, 120089101, 126409580, 218343820, 240178202, 480356404, 600445505, 1200891010, 2401782020]

約数ペア:

[(1, 2401782020), (2, 1200891010), (4, 600445505), (5, 480356404), (10, 240178202), (11, 218343820), (19, 126409580), (20, 120089101), (22, 109171910), (38, 63204790), (44, 54585955), (55, 43668764), (76, 31602395), (95, 25281916), (101, 23780020), (110, 21834382), (190, 12640958), (202, 11890010), (209, 11491780), (220, 10917191), (380, 6320479), (404, 5945005), (418, 5745890), (505, 4756004), (836, 2872945), (1010, 2378002), (1045, 2298356), (1111, 2161820), (1919, 1251580), (2020, 1189001), (2090, 1149178), (2222, 1080910), (3838, 625790), (4180, 574589), (4444, 540455), (5555, 432364), (5689, 422180), (7676, 312895), (9595, 250316), (11110, 216182), (11378, 211090), (19190, 125158), (21109, 113780), (22220, 108091), (22756, 105545), (28445, 84436), (38380, 62579), (42218, 56890)]