18086280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6553}}^1$

素因数の和:6590

約数の個数: 64

約数和(自身を含む): 56626560

約数和(自身を除く): 38540280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6553, 13106, 19659, 26212, 32765, 39318, 52424, 65530, 78636, 98295, 131060, 150719, 157272, 196590, 262120, 301438, 393180, 452157, 602876, 753595, 786360, 904314, 1205752, 1507190, 1808628, 2260785, 3014380, 3617256, 4521570, 6028760, 9043140, 18086280]

約数ペア:

[(1, 18086280), (2, 9043140), (3, 6028760), (4, 4521570), (5, 3617256), (6, 3014380), (8, 2260785), (10, 1808628), (12, 1507190), (15, 1205752), (20, 904314), (23, 786360), (24, 753595), (30, 602876), (40, 452157), (46, 393180), (60, 301438), (69, 262120), (92, 196590), (115, 157272), (120, 150719), (138, 131060), (184, 98295), (230, 78636), (276, 65530), (345, 52424), (460, 39318), (552, 32765), (690, 26212), (920, 19659), (1380, 13106), (2760, 6553)]