39776240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 109836720

約数和(自身を除く): 70060480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 139, 140, 146, 196, 245, 278, 280, 292, 365, 392, 490, 511, 556, 560, 584, 695, 730, 784, 973, 980, 1022, 1112, 1168, 1390, 1460, 1946, 1960, 2044, 2224, 2555, 2780, 2920, 3577, 3892, 3920, 4088, 4865, 5110, 5560, 5840, 6811, 7154, 7784, 8176, 9730, 10147, 10220, 11120, 13622, 14308, 15568, 17885, 19460, 20294, 20440, 27244, 28616, 34055, 35770, 38920, 40588, 40880, 50735, 54488, 57232, 68110, 71029, 71540, 77840, 81176, 101470, 108976, 136220, 142058, 143080, 162352, 202940, 272440, 284116, 286160, 355145, 405880, 497203, 544880, 568232, 710290, 811760, 994406, 1136464, 1420580, 1988812, 2486015, 2841160, 3977624, 4972030, 5682320, 7955248, 9944060, 19888120, 39776240]

約数ペア:

[(1, 39776240), (2, 19888120), (4, 9944060), (5, 7955248), (7, 5682320), (8, 4972030), (10, 3977624), (14, 2841160), (16, 2486015), (20, 1988812), (28, 1420580), (35, 1136464), (40, 994406), (49, 811760), (56, 710290), (70, 568232), (73, 544880), (80, 497203), (98, 405880), (112, 355145), (139, 286160), (140, 284116), (146, 272440), (196, 202940), (245, 162352), (278, 143080), (280, 142058), (292, 136220), (365, 108976), (392, 101470), (490, 81176), (511, 77840), (556, 71540), (560, 71029), (584, 68110), (695, 57232), (730, 54488), (784, 50735), (973, 40880), (980, 40588), (1022, 38920), (1112, 35770), (1168, 34055), (1390, 28616), (1460, 27244), (1946, 20440), (1960, 20294), (2044, 19460), (2224, 17885), (2555, 15568), (2780, 14308), (2920, 13622), (3577, 11120), (3892, 10220), (3920, 10147), (4088, 9730), (4865, 8176), (5110, 7784), (5560, 7154), (5840, 6811)]