219080428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20011}}^1$

素因数の和:20062

約数の個数: 48

約数和(自身を含む): 484130304

約数和(自身を除く): 265049876

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 2737, 5474, 10948, 20011, 40022, 80044, 140077, 280154, 340187, 460253, 560308, 680374, 920506, 1360748, 1841012, 2381309, 3221771, 4762618, 6443542, 7824301, 9525236, 12887084, 15648602, 31297204, 54770107, 109540214, 219080428]

約数ペア:

[(1, 219080428), (2, 109540214), (4, 54770107), (7, 31297204), (14, 15648602), (17, 12887084), (23, 9525236), (28, 7824301), (34, 6443542), (46, 4762618), (68, 3221771), (92, 2381309), (119, 1841012), (161, 1360748), (238, 920506), (322, 680374), (391, 560308), (476, 460253), (644, 340187), (782, 280154), (1564, 140077), (2737, 80044), (5474, 40022), (10948, 20011)]