849384740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{36643}}^1$

素因数の和:36732

約数の個数: 48

約数和(自身を含む): 1908419520

約数和(自身を除く): 1059034780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 23180, 36643, 73286, 146572, 183215, 366430, 696217, 732860, 1392434, 2235223, 2784868, 3481085, 4470446, 6962170, 8940892, 11176115, 13924340, 22352230, 42469237, 44704460, 84938474, 169876948, 212346185, 424692370, 849384740]

約数ペア:

[(1, 849384740), (2, 424692370), (4, 212346185), (5, 169876948), (10, 84938474), (19, 44704460), (20, 42469237), (38, 22352230), (61, 13924340), (76, 11176115), (95, 8940892), (122, 6962170), (190, 4470446), (244, 3481085), (305, 2784868), (380, 2235223), (610, 1392434), (1159, 732860), (1220, 696217), (2318, 366430), (4636, 183215), (5795, 146572), (11590, 73286), (23180, 36643)]