11577780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 35459424

約数和(自身を除く): 23881644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 491, 524, 655, 786, 982, 1179, 1310, 1473, 1572, 1964, 1965, 2358, 2455, 2620, 2946, 3930, 4419, 4716, 4910, 5892, 5895, 7365, 7860, 8838, 9820, 11790, 14730, 17676, 22095, 23580, 29460, 44190, 64321, 88380, 128642, 192963, 257284, 321605, 385926, 578889, 643210, 771852, 964815, 1157778, 1286420, 1929630, 2315556, 2894445, 3859260, 5788890, 11577780]

約数ペア:

[(1, 11577780), (2, 5788890), (3, 3859260), (4, 2894445), (5, 2315556), (6, 1929630), (9, 1286420), (10, 1157778), (12, 964815), (15, 771852), (18, 643210), (20, 578889), (30, 385926), (36, 321605), (45, 257284), (60, 192963), (90, 128642), (131, 88380), (180, 64321), (262, 44190), (393, 29460), (491, 23580), (524, 22095), (655, 17676), (786, 14730), (982, 11790), (1179, 9820), (1310, 8838), (1473, 7860), (1572, 7365), (1964, 5895), (1965, 5892), (2358, 4910), (2455, 4716), (2620, 4419), (2946, 3930)]