447970980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{392957}}^1$

素因数の和:392988

約数の個数: 48

約数和(自身を含む): 1320338880

約数和(自身を除く): 872367900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 392957, 785914, 1178871, 1571828, 1964785, 2357742, 3929570, 4715484, 5894355, 7466183, 7859140, 11788710, 14932366, 22398549, 23577420, 29864732, 37330915, 44797098, 74661830, 89594196, 111992745, 149323660, 223985490, 447970980]

約数ペア:

[(1, 447970980), (2, 223985490), (3, 149323660), (4, 111992745), (5, 89594196), (6, 74661830), (10, 44797098), (12, 37330915), (15, 29864732), (19, 23577420), (20, 22398549), (30, 14932366), (38, 11788710), (57, 7859140), (60, 7466183), (76, 5894355), (95, 4715484), (114, 3929570), (190, 2357742), (228, 1964785), (285, 1571828), (380, 1178871), (570, 785914), (1140, 392957)]