15396460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 35159040

約数和(自身を除く): 19762580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 1307, 2356, 2614, 2945, 5228, 5890, 6535, 11780, 13070, 24833, 26140, 40517, 49666, 81034, 99332, 124165, 162068, 202585, 248330, 405170, 496660, 769823, 810340, 1539646, 3079292, 3849115, 7698230, 15396460]

約数ペア:

[(1, 15396460), (2, 7698230), (4, 3849115), (5, 3079292), (10, 1539646), (19, 810340), (20, 769823), (31, 496660), (38, 405170), (62, 248330), (76, 202585), (95, 162068), (124, 124165), (155, 99332), (190, 81034), (310, 49666), (380, 40517), (589, 26140), (620, 24833), (1178, 13070), (1307, 11780), (2356, 6535), (2614, 5890), (2945, 5228)]