28685120

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5273}}^1$

素因数の和:5307

約数の個数: 56

約数和(自身を含む): 72338184

約数和(自身を除く): 43653064

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, 1088, 1360, 2720, 5273, 5440, 10546, 21092, 26365, 42184, 52730, 84368, 89641, 105460, 168736, 179282, 210920, 337472, 358564, 421840, 448205, 717128, 843680, 896410, 1434256, 1687360, 1792820, 2868512, 3585640, 5737024, 7171280, 14342560, 28685120]

約数ペア:

[(1, 28685120), (2, 14342560), (4, 7171280), (5, 5737024), (8, 3585640), (10, 2868512), (16, 1792820), (17, 1687360), (20, 1434256), (32, 896410), (34, 843680), (40, 717128), (64, 448205), (68, 421840), (80, 358564), (85, 337472), (136, 210920), (160, 179282), (170, 168736), (272, 105460), (320, 89641), (340, 84368), (544, 52730), (680, 42184), (1088, 26365), (1360, 21092), (2720, 10546), (5273, 5440)]