20634220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 46706688

約数和(自身を除く): 26072468

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 1447, 2852, 2894, 3565, 5788, 7130, 7235, 14260, 14470, 28940, 33281, 44857, 66562, 89714, 133124, 166405, 179428, 224285, 332810, 448570, 665620, 897140, 1031711, 2063422, 4126844, 5158555, 10317110, 20634220]

約数ペア:

[(1, 20634220), (2, 10317110), (4, 5158555), (5, 4126844), (10, 2063422), (20, 1031711), (23, 897140), (31, 665620), (46, 448570), (62, 332810), (92, 224285), (115, 179428), (124, 166405), (155, 133124), (230, 89714), (310, 66562), (460, 44857), (620, 33281), (713, 28940), (1426, 14470), (1447, 14260), (2852, 7235), (2894, 7130), (3565, 5788)]