40404384

素因数分解:

$2^5\times 3^2\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:842

約数の個数: 72

約数和(自身を含む): 115577280

約数和(自身を除く): 75172896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 239, 288, 478, 587, 717, 956, 1174, 1434, 1761, 1912, 2151, 2348, 2868, 3522, 3824, 4302, 4696, 5283, 5736, 7044, 7648, 8604, 9392, 10566, 11472, 14088, 17208, 18784, 21132, 22944, 28176, 34416, 42264, 56352, 68832, 84528, 140293, 169056, 280586, 420879, 561172, 841758, 1122344, 1262637, 1683516, 2244688, 2525274, 3367032, 4489376, 5050548, 6734064, 10101096, 13468128, 20202192, 40404384]

約数ペア:

[(1, 40404384), (2, 20202192), (3, 13468128), (4, 10101096), (6, 6734064), (8, 5050548), (9, 4489376), (12, 3367032), (16, 2525274), (18, 2244688), (24, 1683516), (32, 1262637), (36, 1122344), (48, 841758), (72, 561172), (96, 420879), (144, 280586), (239, 169056), (288, 140293), (478, 84528), (587, 68832), (717, 56352), (956, 42264), (1174, 34416), (1434, 28176), (1761, 22944), (1912, 21132), (2151, 18784), (2348, 17208), (2868, 14088), (3522, 11472), (3824, 10566), (4302, 9392), (4696, 8604), (5283, 7648), (5736, 7044)]