19627779760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{759589}}^1$

素因数の和:759638

約数の個数: 80

約数和(自身を含む): 50862146400

約数和(自身を除く): 31234366640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 12920, 25840, 759589, 1519178, 3038356, 3797945, 6076712, 7595890, 12153424, 12913013, 14432191, 15191780, 25826026, 28864382, 30383560, 51652052, 57728764, 60767120, 64565065, 72160955, 103304104, 115457528, 129130130, 144321910, 206608208, 230915056, 245347247, 258260260, 288643820, 490694494, 516520520, 577287640, 981388988, 1033041040, 1154575280, 1226736235, 1962777976, 2453472470, 3925555952, 4906944940, 9813889880, 19627779760]

約数ペア:

[(1, 19627779760), (2, 9813889880), (4, 4906944940), (5, 3925555952), (8, 2453472470), (10, 1962777976), (16, 1226736235), (17, 1154575280), (19, 1033041040), (20, 981388988), (34, 577287640), (38, 516520520), (40, 490694494), (68, 288643820), (76, 258260260), (80, 245347247), (85, 230915056), (95, 206608208), (136, 144321910), (152, 129130130), (170, 115457528), (190, 103304104), (272, 72160955), (304, 64565065), (323, 60767120), (340, 57728764), (380, 51652052), (646, 30383560), (680, 28864382), (760, 25826026), (1292, 15191780), (1360, 14432191), (1520, 12913013), (1615, 12153424), (2584, 7595890), (3230, 6076712), (5168, 3797945), (6460, 3038356), (12920, 1519178), (25840, 759589)]