16944580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 41247360

約数和(自身を除く): 24302780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 43, 61, 68, 76, 85, 86, 95, 122, 170, 172, 190, 215, 244, 305, 323, 340, 380, 430, 610, 646, 731, 817, 860, 1037, 1159, 1220, 1292, 1462, 1615, 1634, 2074, 2318, 2623, 2924, 3230, 3268, 3655, 4085, 4148, 4636, 5185, 5246, 5795, 6460, 7310, 8170, 10370, 10492, 11590, 13115, 13889, 14620, 16340, 19703, 20740, 23180, 26230, 27778, 39406, 44591, 49837, 52460, 55556, 69445, 78812, 89182, 98515, 99674, 138890, 178364, 197030, 199348, 222955, 249185, 277780, 394060, 445910, 498370, 847229, 891820, 996740, 1694458, 3388916, 4236145, 8472290, 16944580]

約数ペア:

[(1, 16944580), (2, 8472290), (4, 4236145), (5, 3388916), (10, 1694458), (17, 996740), (19, 891820), (20, 847229), (34, 498370), (38, 445910), (43, 394060), (61, 277780), (68, 249185), (76, 222955), (85, 199348), (86, 197030), (95, 178364), (122, 138890), (170, 99674), (172, 98515), (190, 89182), (215, 78812), (244, 69445), (305, 55556), (323, 52460), (340, 49837), (380, 44591), (430, 39406), (610, 27778), (646, 26230), (731, 23180), (817, 20740), (860, 19703), (1037, 16340), (1159, 14620), (1220, 13889), (1292, 13115), (1462, 11590), (1615, 10492), (1634, 10370), (2074, 8170), (2318, 7310), (2623, 6460), (2924, 5795), (3230, 5246), (3268, 5185), (3655, 4636), (4085, 4148)]