17983420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 47811456

約数和(自身を除く): 29828036

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 241, 260, 287, 364, 410, 455, 482, 533, 574, 820, 910, 964, 1066, 1148, 1205, 1435, 1687, 1820, 2132, 2410, 2665, 2870, 3133, 3374, 3731, 4820, 5330, 5740, 6266, 6748, 7462, 8435, 9881, 10660, 12532, 14924, 15665, 16870, 18655, 19762, 21931, 31330, 33740, 37310, 39524, 43862, 49405, 62660, 69167, 74620, 87724, 98810, 109655, 128453, 138334, 197620, 219310, 256906, 276668, 345835, 438620, 513812, 642265, 691670, 899171, 1284530, 1383340, 1798342, 2569060, 3596684, 4495855, 8991710, 17983420]

約数ペア:

[(1, 17983420), (2, 8991710), (4, 4495855), (5, 3596684), (7, 2569060), (10, 1798342), (13, 1383340), (14, 1284530), (20, 899171), (26, 691670), (28, 642265), (35, 513812), (41, 438620), (52, 345835), (65, 276668), (70, 256906), (82, 219310), (91, 197620), (130, 138334), (140, 128453), (164, 109655), (182, 98810), (205, 87724), (241, 74620), (260, 69167), (287, 62660), (364, 49405), (410, 43862), (455, 39524), (482, 37310), (533, 33740), (574, 31330), (820, 21931), (910, 19762), (964, 18655), (1066, 16870), (1148, 15665), (1205, 14924), (1435, 12532), (1687, 10660), (1820, 9881), (2132, 8435), (2410, 7462), (2665, 6748), (2870, 6266), (3133, 5740), (3374, 5330), (3731, 4820)]