2952740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 7584192

約数和(自身を除く): 4631452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 131, 140, 161, 196, 230, 245, 262, 322, 460, 490, 524, 644, 655, 805, 917, 980, 1127, 1310, 1610, 1834, 2254, 2620, 3013, 3220, 3668, 4508, 4585, 5635, 6026, 6419, 9170, 11270, 12052, 12838, 15065, 18340, 21091, 22540, 25676, 30130, 32095, 42182, 60260, 64190, 84364, 105455, 128380, 147637, 210910, 295274, 421820, 590548, 738185, 1476370, 2952740]

約数ペア:

[(1, 2952740), (2, 1476370), (4, 738185), (5, 590548), (7, 421820), (10, 295274), (14, 210910), (20, 147637), (23, 128380), (28, 105455), (35, 84364), (46, 64190), (49, 60260), (70, 42182), (92, 32095), (98, 30130), (115, 25676), (131, 22540), (140, 21091), (161, 18340), (196, 15065), (230, 12838), (245, 12052), (262, 11270), (322, 9170), (460, 6419), (490, 6026), (524, 5635), (644, 4585), (655, 4508), (805, 3668), (917, 3220), (980, 3013), (1127, 2620), (1310, 2254), (1610, 1834)]