4281280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:821

約数の個数: 56

約数和(自身を含む): 10808208

約数和(自身を除く): 6526928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 787, 1088, 1360, 1574, 2720, 3148, 3935, 5440, 6296, 7870, 12592, 13379, 15740, 25184, 26758, 31480, 50368, 53516, 62960, 66895, 107032, 125920, 133790, 214064, 251840, 267580, 428128, 535160, 856256, 1070320, 2140640, 4281280]

約数ペア:

[(1, 4281280), (2, 2140640), (4, 1070320), (5, 856256), (8, 535160), (10, 428128), (16, 267580), (17, 251840), (20, 214064), (32, 133790), (34, 125920), (40, 107032), (64, 66895), (68, 62960), (80, 53516), (85, 50368), (136, 31480), (160, 26758), (170, 25184), (272, 15740), (320, 13379), (340, 12592), (544, 7870), (680, 6296), (787, 5440), (1088, 3935), (1360, 3148), (1574, 2720)]