7574420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 18960480

約数和(自身を除く): 11386060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 131, 140, 196, 236, 245, 262, 295, 413, 490, 524, 590, 655, 826, 917, 980, 1180, 1310, 1652, 1834, 2065, 2620, 2891, 3668, 4130, 4585, 5782, 6419, 7729, 8260, 9170, 11564, 12838, 14455, 15458, 18340, 25676, 28910, 30916, 32095, 38645, 54103, 57820, 64190, 77290, 108206, 128380, 154580, 216412, 270515, 378721, 541030, 757442, 1082060, 1514884, 1893605, 3787210, 7574420]

約数ペア:

[(1, 7574420), (2, 3787210), (4, 1893605), (5, 1514884), (7, 1082060), (10, 757442), (14, 541030), (20, 378721), (28, 270515), (35, 216412), (49, 154580), (59, 128380), (70, 108206), (98, 77290), (118, 64190), (131, 57820), (140, 54103), (196, 38645), (236, 32095), (245, 30916), (262, 28910), (295, 25676), (413, 18340), (490, 15458), (524, 14455), (590, 12838), (655, 11564), (826, 9170), (917, 8260), (980, 7729), (1180, 6419), (1310, 5782), (1652, 4585), (1834, 4130), (2065, 3668), (2620, 2891)]