89895460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1307}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 199967040

約数和(自身を除く): 110071580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 1307, 1810, 2614, 3439, 3620, 5228, 6535, 6878, 13070, 13756, 17195, 24833, 26140, 34390, 49666, 68780, 99332, 124165, 236567, 248330, 473134, 496660, 946268, 1182835, 2365670, 4494773, 4731340, 8989546, 17979092, 22473865, 44947730, 89895460]

約数ペア:

[(1, 89895460), (2, 44947730), (4, 22473865), (5, 17979092), (10, 8989546), (19, 4731340), (20, 4494773), (38, 2365670), (76, 1182835), (95, 946268), (181, 496660), (190, 473134), (362, 248330), (380, 236567), (724, 124165), (905, 99332), (1307, 68780), (1810, 49666), (2614, 34390), (3439, 26140), (3620, 24833), (5228, 17195), (6535, 13756), (6878, 13070)]