20097430120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{33601}}^1$

素因数の和:34418

約数の個数: 64

約数和(自身を含む): 47661076800

約数和(自身を除く): 27563646680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 787, 1574, 3148, 3935, 6296, 7870, 14953, 15740, 29906, 31480, 33601, 59812, 67202, 74765, 119624, 134404, 149530, 168005, 268808, 299060, 336010, 598120, 638419, 672020, 1276838, 1344040, 2553676, 3192095, 5107352, 6384190, 12768380, 25536760, 26443987, 52887974, 105775948, 132219935, 211551896, 264439870, 502435753, 528879740, 1004871506, 1057759480, 2009743012, 2512178765, 4019486024, 5024357530, 10048715060, 20097430120]

約数ペア:

[(1, 20097430120), (2, 10048715060), (4, 5024357530), (5, 4019486024), (8, 2512178765), (10, 2009743012), (19, 1057759480), (20, 1004871506), (38, 528879740), (40, 502435753), (76, 264439870), (95, 211551896), (152, 132219935), (190, 105775948), (380, 52887974), (760, 26443987), (787, 25536760), (1574, 12768380), (3148, 6384190), (3935, 5107352), (6296, 3192095), (7870, 2553676), (14953, 1344040), (15740, 1276838), (29906, 672020), (31480, 638419), (33601, 598120), (59812, 336010), (67202, 299060), (74765, 268808), (119624, 168005), (134404, 149530)]