1449280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{647}}^1$

素因数の和:671

約数の個数: 56

約数和(自身を含む): 3950208

約数和(自身を除く): 2500928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 647, 1120, 1294, 2240, 2588, 3235, 4529, 5176, 6470, 9058, 10352, 12940, 18116, 20704, 22645, 25880, 36232, 41408, 45290, 51760, 72464, 90580, 103520, 144928, 181160, 207040, 289856, 362320, 724640, 1449280]

約数ペア:

[(1, 1449280), (2, 724640), (4, 362320), (5, 289856), (7, 207040), (8, 181160), (10, 144928), (14, 103520), (16, 90580), (20, 72464), (28, 51760), (32, 45290), (35, 41408), (40, 36232), (56, 25880), (64, 22645), (70, 20704), (80, 18116), (112, 12940), (140, 10352), (160, 9058), (224, 6470), (280, 5176), (320, 4529), (448, 3235), (560, 2588), (647, 2240), (1120, 1294)]