22139366720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2231791}}^1$

素因数の和:2231839

約数の個数: 56

約数和(自身を含む): 54420016128

約数和(自身を除く): 32280649408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 2231791, 4463582, 8927164, 11158955, 17854328, 22317910, 35708656, 44635820, 69185521, 71417312, 89271640, 138371042, 142834624, 178543280, 276742084, 345927605, 357086560, 553484168, 691855210, 714173120, 1106968336, 1383710420, 2213936672, 2767420840, 4427873344, 5534841680, 11069683360, 22139366720]

約数ペア:

[(1, 22139366720), (2, 11069683360), (4, 5534841680), (5, 4427873344), (8, 2767420840), (10, 2213936672), (16, 1383710420), (20, 1106968336), (31, 714173120), (32, 691855210), (40, 553484168), (62, 357086560), (64, 345927605), (80, 276742084), (124, 178543280), (155, 142834624), (160, 138371042), (248, 89271640), (310, 71417312), (320, 69185521), (496, 44635820), (620, 35708656), (992, 22317910), (1240, 17854328), (1984, 11158955), (2480, 8927164), (4960, 4463582), (9920, 2231791)]