18896280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12113}}^1$

素因数の和:12140

約数の個数: 64

約数和(自身を含む): 61054560

約数和(自身を除く): 42158280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12113, 24226, 36339, 48452, 60565, 72678, 96904, 121130, 145356, 157469, 181695, 242260, 290712, 314938, 363390, 472407, 484520, 629876, 726780, 787345, 944814, 1259752, 1453560, 1574690, 1889628, 2362035, 3149380, 3779256, 4724070, 6298760, 9448140, 18896280]

約数ペア:

[(1, 18896280), (2, 9448140), (3, 6298760), (4, 4724070), (5, 3779256), (6, 3149380), (8, 2362035), (10, 1889628), (12, 1574690), (13, 1453560), (15, 1259752), (20, 944814), (24, 787345), (26, 726780), (30, 629876), (39, 484520), (40, 472407), (52, 363390), (60, 314938), (65, 290712), (78, 242260), (104, 181695), (120, 157469), (130, 145356), (156, 121130), (195, 96904), (260, 72678), (312, 60565), (390, 48452), (520, 36339), (780, 24226), (1560, 12113)]