7950740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 20832000

約数和(自身を除く): 12881260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 61, 70, 76, 95, 98, 122, 133, 140, 190, 196, 244, 245, 266, 305, 343, 380, 427, 490, 532, 610, 665, 686, 854, 931, 980, 1159, 1220, 1330, 1372, 1708, 1715, 1862, 2135, 2318, 2660, 2989, 3430, 3724, 4270, 4636, 4655, 5795, 5978, 6517, 6860, 8113, 8540, 9310, 11590, 11956, 13034, 14945, 16226, 18620, 20923, 23180, 26068, 29890, 32452, 32585, 40565, 41846, 56791, 59780, 65170, 81130, 83692, 104615, 113582, 130340, 162260, 209230, 227164, 283955, 397537, 418460, 567910, 795074, 1135820, 1590148, 1987685, 3975370, 7950740]

約数ペア:

[(1, 7950740), (2, 3975370), (4, 1987685), (5, 1590148), (7, 1135820), (10, 795074), (14, 567910), (19, 418460), (20, 397537), (28, 283955), (35, 227164), (38, 209230), (49, 162260), (61, 130340), (70, 113582), (76, 104615), (95, 83692), (98, 81130), (122, 65170), (133, 59780), (140, 56791), (190, 41846), (196, 40565), (244, 32585), (245, 32452), (266, 29890), (305, 26068), (343, 23180), (380, 20923), (427, 18620), (490, 16226), (532, 14945), (610, 13034), (665, 11956), (686, 11590), (854, 9310), (931, 8540), (980, 8113), (1159, 6860), (1220, 6517), (1330, 5978), (1372, 5795), (1708, 4655), (1715, 4636), (1862, 4270), (2135, 3724), (2318, 3430), (2660, 2989)]