2761990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 6594048

約数和(自身を除く): 3832058

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 211, 238, 374, 385, 422, 595, 770, 935, 1055, 1190, 1309, 1477, 1870, 2110, 2321, 2618, 2954, 3587, 4642, 6545, 7174, 7385, 11605, 13090, 14770, 16247, 17935, 23210, 25109, 32494, 35870, 39457, 50218, 78914, 81235, 125545, 162470, 197285, 251090, 276199, 394570, 552398, 1380995, 2761990]

約数ペア:

[(1, 2761990), (2, 1380995), (5, 552398), (7, 394570), (10, 276199), (11, 251090), (14, 197285), (17, 162470), (22, 125545), (34, 81235), (35, 78914), (55, 50218), (70, 39457), (77, 35870), (85, 32494), (110, 25109), (119, 23210), (154, 17935), (170, 16247), (187, 14770), (211, 13090), (238, 11605), (374, 7385), (385, 7174), (422, 6545), (595, 4642), (770, 3587), (935, 2954), (1055, 2618), (1190, 2321), (1309, 2110), (1477, 1870)]