819596680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2927131}}^1$

素因数の和:2927149

約数の個数: 32

約数和(自身を含む): 2107535040

約数和(自身を除く): 1287938360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2927131, 5854262, 11708524, 14635655, 20489917, 23417048, 29271310, 40979834, 58542620, 81959668, 102449585, 117085240, 163919336, 204899170, 409798340, 819596680]

約数ペア:

[(1, 819596680), (2, 409798340), (4, 204899170), (5, 163919336), (7, 117085240), (8, 102449585), (10, 81959668), (14, 58542620), (20, 40979834), (28, 29271310), (35, 23417048), (40, 20489917), (56, 14635655), (70, 11708524), (140, 5854262), (280, 2927131)]