408075220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78779}}^1$

素因数の和:78832

約数の個数: 48

約数和(自身を含む): 1005863040

約数和(自身を除く): 597787820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 78779, 157558, 315116, 393895, 551453, 787790, 1102906, 1575580, 2205812, 2757265, 2914823, 5514530, 5829646, 11029060, 11659292, 14574115, 20403761, 29148230, 40807522, 58296460, 81615044, 102018805, 204037610, 408075220]

約数ペア:

[(1, 408075220), (2, 204037610), (4, 102018805), (5, 81615044), (7, 58296460), (10, 40807522), (14, 29148230), (20, 20403761), (28, 14574115), (35, 11659292), (37, 11029060), (70, 5829646), (74, 5514530), (140, 2914823), (148, 2757265), (185, 2205812), (259, 1575580), (370, 1102906), (518, 787790), (740, 551453), (1036, 393895), (1295, 315116), (2590, 157558), (5180, 78779)]