20236897660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{17519}}^1$

素因数の和:17795

約数の個数: 96

約数和(自身を含む): 50107760640

約数和(自身を除く): 29870862980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 223, 259, 370, 446, 518, 740, 892, 1036, 1115, 1295, 1561, 2230, 2590, 3122, 4460, 5180, 6244, 7805, 8251, 15610, 16502, 17519, 31220, 33004, 35038, 41255, 57757, 70076, 82510, 87595, 115514, 122633, 165020, 175190, 231028, 245266, 288785, 350380, 490532, 577570, 613165, 648203, 1155140, 1226330, 1296406, 2452660, 2592812, 3241015, 3906737, 4537421, 6482030, 7813474, 9074842, 12964060, 15626948, 18149684, 19533685, 22687105, 27347159, 39067370, 45374210, 54694318, 78134740, 90748420, 109388636, 136735795, 144549269, 273471590, 289098538, 546943180, 578197076, 722746345, 1011844883, 1445492690, 2023689766, 2890985380, 4047379532, 5059224415, 10118448830, 20236897660]

約数ペア:

[(1, 20236897660), (2, 10118448830), (4, 5059224415), (5, 4047379532), (7, 2890985380), (10, 2023689766), (14, 1445492690), (20, 1011844883), (28, 722746345), (35, 578197076), (37, 546943180), (70, 289098538), (74, 273471590), (140, 144549269), (148, 136735795), (185, 109388636), (223, 90748420), (259, 78134740), (370, 54694318), (446, 45374210), (518, 39067370), (740, 27347159), (892, 22687105), (1036, 19533685), (1115, 18149684), (1295, 15626948), (1561, 12964060), (2230, 9074842), (2590, 7813474), (3122, 6482030), (4460, 4537421), (5180, 3906737), (6244, 3241015), (7805, 2592812), (8251, 2452660), (15610, 1296406), (16502, 1226330), (17519, 1155140), (31220, 648203), (33004, 613165), (35038, 577570), (41255, 490532), (57757, 350380), (70076, 288785), (82510, 245266), (87595, 231028), (115514, 175190), (122633, 165020)]