28132960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10343}}^1$

素因数の和:10375

約数の個数: 48

約数和(自身を含む): 70380576

約数和(自身を除く): 42247616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10343, 20686, 41372, 51715, 82744, 103430, 165488, 175831, 206860, 330976, 351662, 413720, 703324, 827440, 879155, 1406648, 1654880, 1758310, 2813296, 3516620, 5626592, 7033240, 14066480, 28132960]

約数ペア:

[(1, 28132960), (2, 14066480), (4, 7033240), (5, 5626592), (8, 3516620), (10, 2813296), (16, 1758310), (17, 1654880), (20, 1406648), (32, 879155), (34, 827440), (40, 703324), (68, 413720), (80, 351662), (85, 330976), (136, 206860), (160, 175831), (170, 165488), (272, 103430), (340, 82744), (544, 51715), (680, 41372), (1360, 20686), (2720, 10343)]