635507440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13487}}^1$

素因数の和:13550

約数の個数: 80

約数和(自身を含む): 1605611520

約数和(自身を除く): 970104080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 13487, 23560, 26974, 47120, 53948, 67435, 107896, 134870, 215792, 256253, 269740, 418097, 512506, 539480, 836194, 1025012, 1078960, 1281265, 1672388, 2050024, 2090485, 2562530, 3344776, 4100048, 4180970, 5125060, 6689552, 7943843, 8361940, 10250120, 15887686, 16723880, 20500240, 31775372, 33447760, 39719215, 63550744, 79438430, 127101488, 158876860, 317753720, 635507440]

約数ペア:

[(1, 635507440), (2, 317753720), (4, 158876860), (5, 127101488), (8, 79438430), (10, 63550744), (16, 39719215), (19, 33447760), (20, 31775372), (31, 20500240), (38, 16723880), (40, 15887686), (62, 10250120), (76, 8361940), (80, 7943843), (95, 6689552), (124, 5125060), (152, 4180970), (155, 4100048), (190, 3344776), (248, 2562530), (304, 2090485), (310, 2050024), (380, 1672388), (496, 1281265), (589, 1078960), (620, 1025012), (760, 836194), (1178, 539480), (1240, 512506), (1520, 418097), (2356, 269740), (2480, 256253), (2945, 215792), (4712, 134870), (5890, 107896), (9424, 67435), (11780, 53948), (13487, 47120), (23560, 26974)]