971520692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{20323}}^1$

素因数の和:20400

約数の個数: 48

約数和(自身を含む): 1946226240

約数和(自身を除く): 974705548

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 68, 74, 76, 148, 323, 629, 646, 703, 1258, 1292, 1406, 2516, 2812, 11951, 20323, 23902, 40646, 47804, 81292, 345491, 386137, 690982, 751951, 772274, 1381964, 1503902, 1544548, 3007804, 6564329, 12783167, 13128658, 14287069, 25566334, 26257316, 28574138, 51132668, 57148276, 242880173, 485760346, 971520692]

約数ペア:

[(1, 971520692), (2, 485760346), (4, 242880173), (17, 57148276), (19, 51132668), (34, 28574138), (37, 26257316), (38, 25566334), (68, 14287069), (74, 13128658), (76, 12783167), (148, 6564329), (323, 3007804), (629, 1544548), (646, 1503902), (703, 1381964), (1258, 772274), (1292, 751951), (1406, 690982), (2516, 386137), (2812, 345491), (11951, 81292), (20323, 47804), (23902, 40646)]