2171984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 4523520

約数和(自身を除く): 2351536

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 151, 232, 248, 302, 464, 496, 604, 899, 1208, 1798, 2416, 3596, 4379, 4681, 7192, 8758, 9362, 14384, 17516, 18724, 35032, 37448, 70064, 74896, 135749, 271498, 542996, 1085992, 2171984]

約数ペア:

[(1, 2171984), (2, 1085992), (4, 542996), (8, 271498), (16, 135749), (29, 74896), (31, 70064), (58, 37448), (62, 35032), (116, 18724), (124, 17516), (151, 14384), (232, 9362), (248, 8758), (302, 7192), (464, 4681), (496, 4379), (604, 3596), (899, 2416), (1208, 1798)]