2100077770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1823}}^1\times {\mathrm{2351}}^1$

素因数の和:4195

約数の個数: 48

約数和(自身を含む): 4401589248

約数和(自身を除く): 2301511478

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1823, 2351, 3646, 4702, 9115, 11755, 12761, 16457, 18230, 23510, 25522, 32914, 63805, 82285, 89327, 115199, 127610, 164570, 178654, 230398, 446635, 575995, 893270, 1151990, 4285873, 8571746, 21429365, 30001111, 42858730, 60002222, 150005555, 210007777, 300011110, 420015554, 1050038885, 2100077770]

約数ペア:

[(1, 2100077770), (2, 1050038885), (5, 420015554), (7, 300011110), (10, 210007777), (14, 150005555), (35, 60002222), (49, 42858730), (70, 30001111), (98, 21429365), (245, 8571746), (490, 4285873), (1823, 1151990), (2351, 893270), (3646, 575995), (4702, 446635), (9115, 230398), (11755, 178654), (12761, 164570), (16457, 127610), (18230, 115199), (23510, 89327), (25522, 82285), (32914, 63805)]