912385740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2172347}}^1$

素因数の和:2172366

約数の個数: 48

約数和(自身を含む): 2919635712

約数和(自身を除く): 2007249972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2172347, 4344694, 6517041, 8689388, 10861735, 13034082, 15206429, 21723470, 26068164, 30412858, 32585205, 43446940, 45619287, 60825716, 65170410, 76032145, 91238574, 130340820, 152064290, 182477148, 228096435, 304128580, 456192870, 912385740]

約数ペア:

[(1, 912385740), (2, 456192870), (3, 304128580), (4, 228096435), (5, 182477148), (6, 152064290), (7, 130340820), (10, 91238574), (12, 76032145), (14, 65170410), (15, 60825716), (20, 45619287), (21, 43446940), (28, 32585205), (30, 30412858), (35, 26068164), (42, 21723470), (60, 15206429), (70, 13034082), (84, 10861735), (105, 8689388), (140, 6517041), (210, 4344694), (420, 2172347)]