315542020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{5503}}^1$

素因数の和:5620

約数の個数: 48

約数和(自身を含む): 687955968

約数和(自身を除く): 372413948

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 235, 244, 305, 470, 610, 940, 1220, 2867, 5503, 5734, 11006, 11468, 14335, 22012, 27515, 28670, 55030, 57340, 110060, 258641, 335683, 517282, 671366, 1034564, 1293205, 1342732, 1678415, 2586410, 3356830, 5172820, 6713660, 15777101, 31554202, 63108404, 78885505, 157771010, 315542020]

約数ペア:

[(1, 315542020), (2, 157771010), (4, 78885505), (5, 63108404), (10, 31554202), (20, 15777101), (47, 6713660), (61, 5172820), (94, 3356830), (122, 2586410), (188, 1678415), (235, 1342732), (244, 1293205), (305, 1034564), (470, 671366), (610, 517282), (940, 335683), (1220, 258641), (2867, 110060), (5503, 57340), (5734, 55030), (11006, 28670), (11468, 27515), (14335, 22012)]