4875220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 11854080

約数和(自身を除く): 6978860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 359, 388, 485, 679, 718, 970, 1358, 1436, 1795, 1940, 2513, 2716, 3395, 3590, 5026, 6790, 7180, 10052, 12565, 13580, 25130, 34823, 50260, 69646, 139292, 174115, 243761, 348230, 487522, 696460, 975044, 1218805, 2437610, 4875220]

約数ペア:

[(1, 4875220), (2, 2437610), (4, 1218805), (5, 975044), (7, 696460), (10, 487522), (14, 348230), (20, 243761), (28, 174115), (35, 139292), (70, 69646), (97, 50260), (140, 34823), (194, 25130), (359, 13580), (388, 12565), (485, 10052), (679, 7180), (718, 6790), (970, 5026), (1358, 3590), (1436, 3395), (1795, 2716), (1940, 2513)]