20163741640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{199483}}^1$

素因数の和:199539

約数の個数: 96

約数和(自身を含む): 54722450880

約数和(自身を除く): 34558709240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 361, 380, 532, 665, 722, 760, 1064, 1330, 1444, 1805, 2527, 2660, 2888, 3610, 5054, 5320, 7220, 10108, 12635, 14440, 20216, 25270, 50540, 101080, 199483, 398966, 797932, 997415, 1396381, 1595864, 1994830, 2792762, 3790177, 3989660, 5585524, 6981905, 7580354, 7979320, 11171048, 13963810, 15160708, 18950885, 26531239, 27927620, 30321416, 37901770, 53062478, 55855240, 72013363, 75803540, 106124956, 132656195, 144026726, 151607080, 212249912, 265312390, 288053452, 360066815, 504093541, 530624780, 576106904, 720133630, 1008187082, 1061249560, 1440267260, 2016374164, 2520467705, 2880534520, 4032748328, 5040935410, 10081870820, 20163741640]

約数ペア:

[(1, 20163741640), (2, 10081870820), (4, 5040935410), (5, 4032748328), (7, 2880534520), (8, 2520467705), (10, 2016374164), (14, 1440267260), (19, 1061249560), (20, 1008187082), (28, 720133630), (35, 576106904), (38, 530624780), (40, 504093541), (56, 360066815), (70, 288053452), (76, 265312390), (95, 212249912), (133, 151607080), (140, 144026726), (152, 132656195), (190, 106124956), (266, 75803540), (280, 72013363), (361, 55855240), (380, 53062478), (532, 37901770), (665, 30321416), (722, 27927620), (760, 26531239), (1064, 18950885), (1330, 15160708), (1444, 13963810), (1805, 11171048), (2527, 7979320), (2660, 7580354), (2888, 6981905), (3610, 5585524), (5054, 3989660), (5320, 3790177), (7220, 2792762), (10108, 1994830), (12635, 1595864), (14440, 1396381), (20216, 997415), (25270, 797932), (50540, 398966), (101080, 199483)]