30494860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1429}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 70630560

約数和(自身を除く): 40135700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1429, 1940, 2134, 2858, 4268, 5335, 5716, 7145, 10670, 14290, 15719, 21340, 28580, 31438, 62876, 78595, 138613, 157190, 277226, 314380, 554452, 693065, 1386130, 1524743, 2772260, 3049486, 6098972, 7623715, 15247430, 30494860]

約数ペア:

[(1, 30494860), (2, 15247430), (4, 7623715), (5, 6098972), (10, 3049486), (11, 2772260), (20, 1524743), (22, 1386130), (44, 693065), (55, 554452), (97, 314380), (110, 277226), (194, 157190), (220, 138613), (388, 78595), (485, 62876), (970, 31438), (1067, 28580), (1429, 21340), (1940, 15719), (2134, 14290), (2858, 10670), (4268, 7145), (5335, 5716)]