19572780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 40423380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 619, 620, 930, 1020, 1054, 1238, 1581, 1857, 1860, 2108, 2476, 2635, 3095, 3162, 3714, 5270, 6190, 6324, 7428, 7905, 9285, 10523, 10540, 12380, 15810, 18570, 19189, 21046, 31569, 31620, 37140, 38378, 42092, 52615, 57567, 63138, 76756, 95945, 105230, 115134, 126276, 157845, 191890, 210460, 230268, 287835, 315690, 326213, 383780, 575670, 631380, 652426, 978639, 1151340, 1304852, 1631065, 1957278, 3262130, 3914556, 4893195, 6524260, 9786390, 19572780]

約数ペア:

[(1, 19572780), (2, 9786390), (3, 6524260), (4, 4893195), (5, 3914556), (6, 3262130), (10, 1957278), (12, 1631065), (15, 1304852), (17, 1151340), (20, 978639), (30, 652426), (31, 631380), (34, 575670), (51, 383780), (60, 326213), (62, 315690), (68, 287835), (85, 230268), (93, 210460), (102, 191890), (124, 157845), (155, 126276), (170, 115134), (186, 105230), (204, 95945), (255, 76756), (310, 63138), (340, 57567), (372, 52615), (465, 42092), (510, 38378), (527, 37140), (619, 31620), (620, 31569), (930, 21046), (1020, 19189), (1054, 18570), (1238, 15810), (1581, 12380), (1857, 10540), (1860, 10523), (2108, 9285), (2476, 7905), (2635, 7428), (3095, 6324), (3162, 6190), (3714, 5270)]