8902382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{18719}}^1$

素因数の和:18857

約数の個数: 96

約数和(自身を含む): 22140518400

約数和(自身を除く): 13238136380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 79, 86, 140, 158, 172, 215, 301, 316, 395, 430, 553, 602, 790, 860, 1106, 1204, 1505, 1580, 2212, 2765, 3010, 3397, 5530, 6020, 6794, 11060, 13588, 16985, 18719, 23779, 33970, 37438, 47558, 67940, 74876, 93595, 95116, 118895, 131033, 187190, 237790, 262066, 374380, 475580, 524132, 655165, 804917, 1310330, 1478801, 1609834, 2620660, 2957602, 3219668, 4024585, 5634419, 5915204, 7394005, 8049170, 10351607, 11268838, 14788010, 16098340, 20703214, 22537676, 28172095, 29576020, 41406428, 51758035, 56344190, 63588443, 103516070, 112688380, 127176886, 207032140, 254353772, 317942215, 445119101, 635884430, 890238202, 1271768860, 1780476404, 2225595505, 4451191010, 8902382020]

約数ペア:

[(1, 8902382020), (2, 4451191010), (4, 2225595505), (5, 1780476404), (7, 1271768860), (10, 890238202), (14, 635884430), (20, 445119101), (28, 317942215), (35, 254353772), (43, 207032140), (70, 127176886), (79, 112688380), (86, 103516070), (140, 63588443), (158, 56344190), (172, 51758035), (215, 41406428), (301, 29576020), (316, 28172095), (395, 22537676), (430, 20703214), (553, 16098340), (602, 14788010), (790, 11268838), (860, 10351607), (1106, 8049170), (1204, 7394005), (1505, 5915204), (1580, 5634419), (2212, 4024585), (2765, 3219668), (3010, 2957602), (3397, 2620660), (5530, 1609834), (6020, 1478801), (6794, 1310330), (11060, 804917), (13588, 655165), (16985, 524132), (18719, 475580), (23779, 374380), (33970, 262066), (37438, 237790), (47558, 187190), (67940, 131033), (74876, 118895), (93595, 95116)]