27899080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 69076800

約数和(自身を除く): 41177720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 163, 220, 326, 389, 440, 652, 778, 815, 1304, 1556, 1630, 1793, 1945, 3112, 3260, 3586, 3890, 4279, 6520, 7172, 7780, 8558, 8965, 14344, 15560, 17116, 17930, 21395, 34232, 35860, 42790, 63407, 71720, 85580, 126814, 171160, 253628, 317035, 507256, 634070, 697477, 1268140, 1394954, 2536280, 2789908, 3487385, 5579816, 6974770, 13949540, 27899080]

約数ペア:

[(1, 27899080), (2, 13949540), (4, 6974770), (5, 5579816), (8, 3487385), (10, 2789908), (11, 2536280), (20, 1394954), (22, 1268140), (40, 697477), (44, 634070), (55, 507256), (88, 317035), (110, 253628), (163, 171160), (220, 126814), (326, 85580), (389, 71720), (440, 63407), (652, 42790), (778, 35860), (815, 34232), (1304, 21395), (1556, 17930), (1630, 17116), (1793, 15560), (1945, 14344), (3112, 8965), (3260, 8558), (3586, 7780), (3890, 7172), (4279, 6520)]