30285220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1579}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 73261440

約数和(自身を除く): 42976220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1579, 1918, 2740, 3158, 3836, 4795, 6316, 7895, 9590, 11053, 15790, 19180, 22106, 31580, 44212, 55265, 110530, 216323, 221060, 432646, 865292, 1081615, 1514261, 2163230, 3028522, 4326460, 6057044, 7571305, 15142610, 30285220]

約数ペア:

[(1, 30285220), (2, 15142610), (4, 7571305), (5, 6057044), (7, 4326460), (10, 3028522), (14, 2163230), (20, 1514261), (28, 1081615), (35, 865292), (70, 432646), (137, 221060), (140, 216323), (274, 110530), (548, 55265), (685, 44212), (959, 31580), (1370, 22106), (1579, 19180), (1918, 15790), (2740, 11053), (3158, 9590), (3836, 7895), (4795, 6316)]