19254720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 112

約数和(自身を含む): 63203328

約数和(自身を除く): 43948608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 647, 744, 930, 960, 992, 1240, 1294, 1488, 1860, 1941, 1984, 2480, 2588, 2976, 3235, 3720, 3882, 4960, 5176, 5952, 6470, 7440, 7764, 9705, 9920, 10352, 12940, 14880, 15528, 19410, 20057, 20704, 25880, 29760, 31056, 38820, 40114, 41408, 51760, 60171, 62112, 77640, 80228, 100285, 103520, 120342, 124224, 155280, 160456, 200570, 207040, 240684, 300855, 310560, 320912, 401140, 481368, 601710, 621120, 641824, 802280, 962736, 1203420, 1283648, 1604560, 1925472, 2406840, 3209120, 3850944, 4813680, 6418240, 9627360, 19254720]

約数ペア:

[(1, 19254720), (2, 9627360), (3, 6418240), (4, 4813680), (5, 3850944), (6, 3209120), (8, 2406840), (10, 1925472), (12, 1604560), (15, 1283648), (16, 1203420), (20, 962736), (24, 802280), (30, 641824), (31, 621120), (32, 601710), (40, 481368), (48, 401140), (60, 320912), (62, 310560), (64, 300855), (80, 240684), (93, 207040), (96, 200570), (120, 160456), (124, 155280), (155, 124224), (160, 120342), (186, 103520), (192, 100285), (240, 80228), (248, 77640), (310, 62112), (320, 60171), (372, 51760), (465, 41408), (480, 40114), (496, 38820), (620, 31056), (647, 29760), (744, 25880), (930, 20704), (960, 20057), (992, 19410), (1240, 15528), (1294, 14880), (1488, 12940), (1860, 10352), (1941, 9920), (1984, 9705), (2480, 7764), (2588, 7440), (2976, 6470), (3235, 5952), (3720, 5176), (3882, 4960)]