265317140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{63473}}^1$

素因数の和:63512

約数の個数: 48

約数和(自身を含む): 639817920

約数和(自身を除く): 374500780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 63473, 126946, 253892, 317365, 634730, 698203, 1205987, 1269460, 1396406, 2411974, 2792812, 3491015, 4823948, 6029935, 6982030, 12059870, 13265857, 13964060, 24119740, 26531714, 53063428, 66329285, 132658570, 265317140]

約数ペア:

[(1, 265317140), (2, 132658570), (4, 66329285), (5, 53063428), (10, 26531714), (11, 24119740), (19, 13964060), (20, 13265857), (22, 12059870), (38, 6982030), (44, 6029935), (55, 4823948), (76, 3491015), (95, 2792812), (110, 2411974), (190, 1396406), (209, 1269460), (220, 1205987), (380, 698203), (418, 634730), (836, 317365), (1045, 253892), (2090, 126946), (4180, 63473)]