19686660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2505

約数の個数: 96

約数和(自身を含む): 66339840

約数和(自身を除く): 46653180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2467, 2660, 3990, 4934, 7401, 7980, 9868, 12335, 14802, 17269, 24670, 29604, 34538, 37005, 46873, 49340, 51807, 69076, 74010, 86345, 93746, 103614, 140619, 148020, 172690, 187492, 207228, 234365, 259035, 281238, 328111, 345380, 468730, 518070, 562476, 656222, 703095, 937460, 984333, 1036140, 1312444, 1406190, 1640555, 1968666, 2812380, 3281110, 3937332, 4921665, 6562220, 9843330, 19686660]

約数ペア:

[(1, 19686660), (2, 9843330), (3, 6562220), (4, 4921665), (5, 3937332), (6, 3281110), (7, 2812380), (10, 1968666), (12, 1640555), (14, 1406190), (15, 1312444), (19, 1036140), (20, 984333), (21, 937460), (28, 703095), (30, 656222), (35, 562476), (38, 518070), (42, 468730), (57, 345380), (60, 328111), (70, 281238), (76, 259035), (84, 234365), (95, 207228), (105, 187492), (114, 172690), (133, 148020), (140, 140619), (190, 103614), (210, 93746), (228, 86345), (266, 74010), (285, 69076), (380, 51807), (399, 49340), (420, 46873), (532, 37005), (570, 34538), (665, 29604), (798, 24670), (1140, 17269), (1330, 14802), (1596, 12335), (1995, 9868), (2467, 7980), (2660, 7401), (3990, 4934)]