39813620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 105670656

約数和(自身を除く): 65857036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 103, 110, 140, 154, 206, 220, 251, 308, 385, 412, 502, 515, 721, 770, 1004, 1030, 1133, 1255, 1442, 1540, 1757, 2060, 2266, 2510, 2761, 2884, 3514, 3605, 4532, 5020, 5522, 5665, 7028, 7210, 7931, 8785, 11044, 11330, 13805, 14420, 15862, 17570, 19327, 22660, 25853, 27610, 31724, 35140, 38654, 39655, 51706, 55220, 77308, 79310, 96635, 103412, 129265, 158620, 180971, 193270, 258530, 284383, 361942, 386540, 517060, 568766, 723884, 904855, 1137532, 1421915, 1809710, 1990681, 2843830, 3619420, 3981362, 5687660, 7962724, 9953405, 19906810, 39813620]

約数ペア:

[(1, 39813620), (2, 19906810), (4, 9953405), (5, 7962724), (7, 5687660), (10, 3981362), (11, 3619420), (14, 2843830), (20, 1990681), (22, 1809710), (28, 1421915), (35, 1137532), (44, 904855), (55, 723884), (70, 568766), (77, 517060), (103, 386540), (110, 361942), (140, 284383), (154, 258530), (206, 193270), (220, 180971), (251, 158620), (308, 129265), (385, 103412), (412, 96635), (502, 79310), (515, 77308), (721, 55220), (770, 51706), (1004, 39655), (1030, 38654), (1133, 35140), (1255, 31724), (1442, 27610), (1540, 25853), (1757, 22660), (2060, 19327), (2266, 17570), (2510, 15862), (2761, 14420), (2884, 13805), (3514, 11330), (3605, 11044), (4532, 8785), (5020, 7931), (5522, 7210), (5665, 7028)]