1620928

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 56

約数和(自身を含む): 3576320

約数和(自身を除く): 1955392

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 43, 62, 64, 76, 86, 124, 152, 172, 248, 304, 344, 496, 589, 608, 688, 817, 992, 1178, 1216, 1333, 1376, 1634, 1984, 2356, 2666, 2752, 3268, 4712, 5332, 6536, 9424, 10664, 13072, 18848, 21328, 25327, 26144, 37696, 42656, 50654, 52288, 85312, 101308, 202616, 405232, 810464, 1620928]

約数ペア:

[(1, 1620928), (2, 810464), (4, 405232), (8, 202616), (16, 101308), (19, 85312), (31, 52288), (32, 50654), (38, 42656), (43, 37696), (62, 26144), (64, 25327), (76, 21328), (86, 18848), (124, 13072), (152, 10664), (172, 9424), (248, 6536), (304, 5332), (344, 4712), (496, 3268), (589, 2752), (608, 2666), (688, 2356), (817, 1984), (992, 1634), (1178, 1376), (1216, 1333)]