16945320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{20173}}^1$

素因数の和:20194

約数の個数: 64

約数和(自身を含む): 58101120

約数和(自身を除く): 41155800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 20173, 40346, 60519, 80692, 100865, 121038, 141211, 161384, 201730, 242076, 282422, 302595, 403460, 423633, 484152, 564844, 605190, 706055, 806920, 847266, 1129688, 1210380, 1412110, 1694532, 2118165, 2420760, 2824220, 3389064, 4236330, 5648440, 8472660, 16945320]

約数ペア:

[(1, 16945320), (2, 8472660), (3, 5648440), (4, 4236330), (5, 3389064), (6, 2824220), (7, 2420760), (8, 2118165), (10, 1694532), (12, 1412110), (14, 1210380), (15, 1129688), (20, 847266), (21, 806920), (24, 706055), (28, 605190), (30, 564844), (35, 484152), (40, 423633), (42, 403460), (56, 302595), (60, 282422), (70, 242076), (84, 201730), (105, 161384), (120, 141211), (140, 121038), (168, 100865), (210, 80692), (280, 60519), (420, 40346), (840, 20173)]