11712520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 28512000

約数和(自身を除く): 16799480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 439, 460, 580, 667, 878, 920, 1160, 1334, 1756, 2195, 2668, 3335, 3512, 4390, 5336, 6670, 8780, 10097, 12731, 13340, 17560, 20194, 25462, 26680, 40388, 50485, 50924, 63655, 80776, 100970, 101848, 127310, 201940, 254620, 292813, 403880, 509240, 585626, 1171252, 1464065, 2342504, 2928130, 5856260, 11712520]

約数ペア:

[(1, 11712520), (2, 5856260), (4, 2928130), (5, 2342504), (8, 1464065), (10, 1171252), (20, 585626), (23, 509240), (29, 403880), (40, 292813), (46, 254620), (58, 201940), (92, 127310), (115, 101848), (116, 100970), (145, 80776), (184, 63655), (230, 50924), (232, 50485), (290, 40388), (439, 26680), (460, 25462), (580, 20194), (667, 17560), (878, 13340), (920, 12731), (1160, 10097), (1334, 8780), (1756, 6670), (2195, 5336), (2668, 4390), (3335, 3512)]