19898700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3527

約数の個数: 72

約数和(自身を含む): 60621120

約数和(自身を除く): 40722420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3491, 5700, 6982, 10473, 13964, 17455, 20946, 34910, 41892, 52365, 66329, 69820, 87275, 104730, 132658, 174550, 198987, 209460, 261825, 265316, 331645, 349100, 397974, 523650, 663290, 795948, 994935, 1047300, 1326580, 1658225, 1989870, 3316450, 3979740, 4974675, 6632900, 9949350, 19898700]

約数ペア:

[(1, 19898700), (2, 9949350), (3, 6632900), (4, 4974675), (5, 3979740), (6, 3316450), (10, 1989870), (12, 1658225), (15, 1326580), (19, 1047300), (20, 994935), (25, 795948), (30, 663290), (38, 523650), (50, 397974), (57, 349100), (60, 331645), (75, 265316), (76, 261825), (95, 209460), (100, 198987), (114, 174550), (150, 132658), (190, 104730), (228, 87275), (285, 69820), (300, 66329), (380, 52365), (475, 41892), (570, 34910), (950, 20946), (1140, 17455), (1425, 13964), (1900, 10473), (2850, 6982), (3491, 5700)]