8881480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 21792240

約数和(自身を除く): 12910760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 353, 370, 629, 680, 706, 740, 1258, 1412, 1480, 1765, 2516, 2824, 3145, 3530, 5032, 6001, 6290, 7060, 12002, 12580, 13061, 14120, 24004, 25160, 26122, 30005, 48008, 52244, 60010, 65305, 104488, 120020, 130610, 222037, 240040, 261220, 444074, 522440, 888148, 1110185, 1776296, 2220370, 4440740, 8881480]

約数ペア:

[(1, 8881480), (2, 4440740), (4, 2220370), (5, 1776296), (8, 1110185), (10, 888148), (17, 522440), (20, 444074), (34, 261220), (37, 240040), (40, 222037), (68, 130610), (74, 120020), (85, 104488), (136, 65305), (148, 60010), (170, 52244), (185, 48008), (296, 30005), (340, 26122), (353, 25160), (370, 24004), (629, 14120), (680, 13061), (706, 12580), (740, 12002), (1258, 7060), (1412, 6290), (1480, 6001), (1765, 5032), (2516, 3530), (2824, 3145)]