20920243520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349603}}^1$

素因数の和:349648

約数の個数: 112

約数和(自身を含む): 57542021568

約数和(自身を除く): 36621778048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1360, 1496, 1760, 1870, 2720, 2992, 3520, 3740, 5440, 5984, 7480, 11968, 14960, 29920, 59840, 349603, 699206, 1398412, 1748015, 2796824, 3496030, 3845633, 5593648, 5943251, 6992060, 7691266, 11187296, 11886502, 13984120, 15382532, 19228165, 22374592, 23773004, 27968240, 29716255, 30765064, 38456330, 47546008, 55936480, 59432510, 61530128, 65375761, 76912660, 95092016, 111872960, 118865020, 123060256, 130751522, 153825320, 190184032, 237730040, 246120512, 261503044, 307650640, 326878805, 380368064, 475460080, 523006088, 615301280, 653757610, 950920160, 1046012176, 1230602560, 1307515220, 1901840320, 2092024352, 2615030440, 4184048704, 5230060880, 10460121760, 20920243520]

約数ペア:

[(1, 20920243520), (2, 10460121760), (4, 5230060880), (5, 4184048704), (8, 2615030440), (10, 2092024352), (11, 1901840320), (16, 1307515220), (17, 1230602560), (20, 1046012176), (22, 950920160), (32, 653757610), (34, 615301280), (40, 523006088), (44, 475460080), (55, 380368064), (64, 326878805), (68, 307650640), (80, 261503044), (85, 246120512), (88, 237730040), (110, 190184032), (136, 153825320), (160, 130751522), (170, 123060256), (176, 118865020), (187, 111872960), (220, 95092016), (272, 76912660), (320, 65375761), (340, 61530128), (352, 59432510), (374, 55936480), (440, 47546008), (544, 38456330), (680, 30765064), (704, 29716255), (748, 27968240), (880, 23773004), (935, 22374592), (1088, 19228165), (1360, 15382532), (1496, 13984120), (1760, 11886502), (1870, 11187296), (2720, 7691266), (2992, 6992060), (3520, 5943251), (3740, 5593648), (5440, 3845633), (5984, 3496030), (7480, 2796824), (11968, 1748015), (14960, 1398412), (29920, 699206), (59840, 349603)]