4065880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1117}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 11269440

約数和(自身を除く): 7203560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1117, 1820, 2234, 3640, 4468, 5585, 7819, 8936, 11170, 14521, 15638, 22340, 29042, 31276, 39095, 44680, 58084, 62552, 72605, 78190, 101647, 116168, 145210, 156380, 203294, 290420, 312760, 406588, 508235, 580840, 813176, 1016470, 2032940, 4065880]

約数ペア:

[(1, 4065880), (2, 2032940), (4, 1016470), (5, 813176), (7, 580840), (8, 508235), (10, 406588), (13, 312760), (14, 290420), (20, 203294), (26, 156380), (28, 145210), (35, 116168), (40, 101647), (52, 78190), (56, 72605), (65, 62552), (70, 58084), (91, 44680), (104, 39095), (130, 31276), (140, 29042), (182, 22340), (260, 15638), (280, 14521), (364, 11170), (455, 8936), (520, 7819), (728, 5585), (910, 4468), (1117, 3640), (1820, 2234)]