19941240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15107}}^1$

素因数の和:15132

約数の個数: 64

約数和(自身を含む): 65266560

約数和(自身を除く): 45325320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15107, 30214, 45321, 60428, 75535, 90642, 120856, 151070, 166177, 181284, 226605, 302140, 332354, 362568, 453210, 498531, 604280, 664708, 830885, 906420, 997062, 1329416, 1661770, 1812840, 1994124, 2492655, 3323540, 3988248, 4985310, 6647080, 9970620, 19941240]

約数ペア:

[(1, 19941240), (2, 9970620), (3, 6647080), (4, 4985310), (5, 3988248), (6, 3323540), (8, 2492655), (10, 1994124), (11, 1812840), (12, 1661770), (15, 1329416), (20, 997062), (22, 906420), (24, 830885), (30, 664708), (33, 604280), (40, 498531), (44, 453210), (55, 362568), (60, 332354), (66, 302140), (88, 226605), (110, 181284), (120, 166177), (132, 151070), (165, 120856), (220, 90642), (264, 75535), (330, 60428), (440, 45321), (660, 30214), (1320, 15107)]