48720980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1861}}^1$

素因数の和:1905

約数の個数: 96

約数和(自身を含む): 135136512

約数和(自身を除く): 86415532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1861, 1870, 2380, 2618, 3722, 3740, 5236, 6545, 7444, 9305, 13027, 13090, 18610, 20471, 26054, 26180, 31637, 37220, 40942, 52108, 63274, 65135, 81884, 102355, 126548, 130270, 143297, 158185, 204710, 221459, 260540, 286594, 316370, 348007, 409420, 442918, 573188, 632740, 696014, 716485, 885836, 1107295, 1392028, 1432970, 1740035, 2214590, 2436049, 2865940, 3480070, 4429180, 4872098, 6960140, 9744196, 12180245, 24360490, 48720980]

約数ペア:

[(1, 48720980), (2, 24360490), (4, 12180245), (5, 9744196), (7, 6960140), (10, 4872098), (11, 4429180), (14, 3480070), (17, 2865940), (20, 2436049), (22, 2214590), (28, 1740035), (34, 1432970), (35, 1392028), (44, 1107295), (55, 885836), (68, 716485), (70, 696014), (77, 632740), (85, 573188), (110, 442918), (119, 409420), (140, 348007), (154, 316370), (170, 286594), (187, 260540), (220, 221459), (238, 204710), (308, 158185), (340, 143297), (374, 130270), (385, 126548), (476, 102355), (595, 81884), (748, 65135), (770, 63274), (935, 52108), (1190, 40942), (1309, 37220), (1540, 31637), (1861, 26180), (1870, 26054), (2380, 20471), (2618, 18610), (3722, 13090), (3740, 13027), (5236, 9305), (6545, 7444)]