31002557740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2875933}}^1$

素因数の和:2875967

約数の個数: 72

約数和(自身を含む): 82619831952

約数和(自身を除く): 51617274212

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 2875933, 5751866, 11503732, 14379665, 20131531, 28759330, 31635263, 40263062, 57518660, 63270526, 80526124, 100657655, 126541052, 140920717, 158176315, 201315310, 221446841, 281841434, 316352630, 402630620, 442893682, 563682868, 632705260, 704603585, 885787364, 1107234205, 1409207170, 1550127887, 2214468410, 2818414340, 3100255774, 4428936820, 6200511548, 7750639435, 15501278870, 31002557740]

約数ペア:

[(1, 31002557740), (2, 15501278870), (4, 7750639435), (5, 6200511548), (7, 4428936820), (10, 3100255774), (11, 2818414340), (14, 2214468410), (20, 1550127887), (22, 1409207170), (28, 1107234205), (35, 885787364), (44, 704603585), (49, 632705260), (55, 563682868), (70, 442893682), (77, 402630620), (98, 316352630), (110, 281841434), (140, 221446841), (154, 201315310), (196, 158176315), (220, 140920717), (245, 126541052), (308, 100657655), (385, 80526124), (490, 63270526), (539, 57518660), (770, 40263062), (980, 31635263), (1078, 28759330), (1540, 20131531), (2156, 14379665), (2695, 11503732), (5390, 5751866), (10780, 2875933)]