2491686260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{149561}}^1$

素因数の和:149601

約数の個数: 72

約数和(自身を含む): 6444925704

約数和(自身を除く): 3953239444

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 149561, 299122, 598244, 747805, 1046927, 1495610, 2093854, 2542537, 2991220, 4187708, 5085074, 5234635, 7328489, 10170148, 10469270, 12712685, 14656978, 17797759, 20938540, 25425370, 29313956, 35595518, 36642445, 50850740, 71191036, 73284890, 88988795, 124584313, 146569780, 177977590, 249168626, 355955180, 498337252, 622921565, 1245843130, 2491686260]

約数ペア:

[(1, 2491686260), (2, 1245843130), (4, 622921565), (5, 498337252), (7, 355955180), (10, 249168626), (14, 177977590), (17, 146569780), (20, 124584313), (28, 88988795), (34, 73284890), (35, 71191036), (49, 50850740), (68, 36642445), (70, 35595518), (85, 29313956), (98, 25425370), (119, 20938540), (140, 17797759), (170, 14656978), (196, 12712685), (238, 10469270), (245, 10170148), (340, 7328489), (476, 5234635), (490, 5085074), (595, 4187708), (833, 2991220), (980, 2542537), (1190, 2093854), (1666, 1495610), (2380, 1046927), (3332, 747805), (4165, 598244), (8330, 299122), (16660, 149561)]