19585360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14401}}^1$

素因数の和:14431

約数の個数: 40

約数和(自身を含む): 48217896

約数和(自身を除く): 28632536

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 14401, 28802, 57604, 72005, 115208, 144010, 230416, 244817, 288020, 489634, 576040, 979268, 1152080, 1224085, 1958536, 2448170, 3917072, 4896340, 9792680, 19585360]

約数ペア:

[(1, 19585360), (2, 9792680), (4, 4896340), (5, 3917072), (8, 2448170), (10, 1958536), (16, 1224085), (17, 1152080), (20, 979268), (34, 576040), (40, 489634), (68, 288020), (80, 244817), (85, 230416), (136, 144010), (170, 115208), (272, 72005), (340, 57604), (680, 28802), (1360, 14401)]