12112720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 30533760

約数和(自身を除く): 18421040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 227, 230, 232, 290, 368, 454, 460, 464, 580, 667, 908, 920, 1135, 1160, 1334, 1816, 1840, 2270, 2320, 2668, 3335, 3632, 4540, 5221, 5336, 6583, 6670, 9080, 10442, 10672, 13166, 13340, 18160, 20884, 26105, 26332, 26680, 32915, 41768, 52210, 52664, 53360, 65830, 83536, 104420, 105328, 131660, 151409, 208840, 263320, 302818, 417680, 526640, 605636, 757045, 1211272, 1514090, 2422544, 3028180, 6056360, 12112720]

約数ペア:

[(1, 12112720), (2, 6056360), (4, 3028180), (5, 2422544), (8, 1514090), (10, 1211272), (16, 757045), (20, 605636), (23, 526640), (29, 417680), (40, 302818), (46, 263320), (58, 208840), (80, 151409), (92, 131660), (115, 105328), (116, 104420), (145, 83536), (184, 65830), (227, 53360), (230, 52664), (232, 52210), (290, 41768), (368, 32915), (454, 26680), (460, 26332), (464, 26105), (580, 20884), (667, 18160), (908, 13340), (920, 13166), (1135, 10672), (1160, 10442), (1334, 9080), (1816, 6670), (1840, 6583), (2270, 5336), (2320, 5221), (2668, 4540), (3335, 3632)]