17894760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11471}}^1$

素因数の和:11498

約数の個数: 64

約数和(自身を含む): 57818880

約数和(自身を除く): 39924120

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, 11471, 22942, 34413, 45884, 57355, 68826, 91768, 114710, 137652, 149123, 172065, 229420, 275304, 298246, 344130, 447369, 458840, 596492, 688260, 745615, 894738, 1192984, 1376520, 1491230, 1789476, 2236845, 2982460, 3578952, 4473690, 5964920, 8947380, 17894760]

約数ペア:

[(1, 17894760), (2, 8947380), (3, 5964920), (4, 4473690), (5, 3578952), (6, 2982460), (8, 2236845), (10, 1789476), (12, 1491230), (13, 1376520), (15, 1192984), (20, 894738), (24, 745615), (26, 688260), (30, 596492), (39, 458840), (40, 447369), (52, 344130), (60, 298246), (65, 275304), (78, 229420), (104, 172065), (120, 149123), (130, 137652), (156, 114710), (195, 91768), (260, 68826), (312, 57355), (390, 45884), (520, 34413), (780, 22942), (1560, 11471)]