2100030940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{517249}}^1$

素因数の和:517294

約数の個数: 48

約数和(自身を含む): 5213880000

約数和(自身を除く): 3113849060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 517249, 1034498, 2068996, 2586245, 3620743, 5172490, 7241486, 10344980, 14482972, 15000221, 18103715, 30000442, 36207430, 60000884, 72414860, 75001105, 105001547, 150002210, 210003094, 300004420, 420006188, 525007735, 1050015470, 2100030940]

約数ペア:

[(1, 2100030940), (2, 1050015470), (4, 525007735), (5, 420006188), (7, 300004420), (10, 210003094), (14, 150002210), (20, 105001547), (28, 75001105), (29, 72414860), (35, 60000884), (58, 36207430), (70, 30000442), (116, 18103715), (140, 15000221), (145, 14482972), (203, 10344980), (290, 7241486), (406, 5172490), (580, 3620743), (812, 2586245), (1015, 2068996), (2030, 1034498), (4060, 517249)]