31353280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13997}}^1$

素因数の和:14021

約数の個数: 56

約数和(自身を含む): 85331808

約数和(自身を除く): 53978528

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, 1120, 2240, 13997, 27994, 55988, 69985, 97979, 111976, 139970, 195958, 223952, 279940, 391916, 447904, 489895, 559880, 783832, 895808, 979790, 1119760, 1567664, 1959580, 2239520, 3135328, 3919160, 4479040, 6270656, 7838320, 15676640, 31353280]

約数ペア:

[(1, 31353280), (2, 15676640), (4, 7838320), (5, 6270656), (7, 4479040), (8, 3919160), (10, 3135328), (14, 2239520), (16, 1959580), (20, 1567664), (28, 1119760), (32, 979790), (35, 895808), (40, 783832), (56, 559880), (64, 489895), (70, 447904), (80, 391916), (112, 279940), (140, 223952), (160, 195958), (224, 139970), (280, 111976), (320, 97979), (448, 69985), (560, 55988), (1120, 27994), (2240, 13997)]