40803210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21589}}^1$

素因数の和:21612

約数の個数: 64

約数和(自身を含む): 124358400

約数和(自身を除く): 83555190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21589, 43178, 64767, 107945, 129534, 151123, 194301, 215890, 302246, 323835, 388602, 453369, 582903, 647670, 755615, 906738, 971505, 1165806, 1360107, 1511230, 1943010, 2266845, 2720214, 2914515, 4080321, 4533690, 5829030, 6800535, 8160642, 13601070, 20401605, 40803210]

約数ペア:

[(1, 40803210), (2, 20401605), (3, 13601070), (5, 8160642), (6, 6800535), (7, 5829030), (9, 4533690), (10, 4080321), (14, 2914515), (15, 2720214), (18, 2266845), (21, 1943010), (27, 1511230), (30, 1360107), (35, 1165806), (42, 971505), (45, 906738), (54, 755615), (63, 647670), (70, 582903), (90, 453369), (105, 388602), (126, 323835), (135, 302246), (189, 215890), (210, 194301), (270, 151123), (315, 129534), (378, 107945), (630, 64767), (945, 43178), (1890, 21589)]