2019802020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{3119}}^1$

素因数の和:3425

約数の個数: 96

約数和(自身を含む): 5811886080

約数和(自身を除く): 3792084060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 251, 258, 430, 502, 516, 645, 753, 860, 1004, 1255, 1290, 1506, 2510, 2580, 3012, 3119, 3765, 5020, 6238, 7530, 9357, 10793, 12476, 15060, 15595, 18714, 21586, 31190, 32379, 37428, 43172, 46785, 53965, 62380, 64758, 93570, 107930, 129516, 134117, 161895, 187140, 215860, 268234, 323790, 402351, 536468, 647580, 670585, 782869, 804702, 1341170, 1565738, 1609404, 2011755, 2348607, 2682340, 3131476, 3914345, 4023510, 4697214, 7828690, 8047020, 9394428, 11743035, 15657380, 23486070, 33663367, 46972140, 67326734, 100990101, 134653468, 168316835, 201980202, 336633670, 403960404, 504950505, 673267340, 1009901010, 2019802020]

約数ペア:

[(1, 2019802020), (2, 1009901010), (3, 673267340), (4, 504950505), (5, 403960404), (6, 336633670), (10, 201980202), (12, 168316835), (15, 134653468), (20, 100990101), (30, 67326734), (43, 46972140), (60, 33663367), (86, 23486070), (129, 15657380), (172, 11743035), (215, 9394428), (251, 8047020), (258, 7828690), (430, 4697214), (502, 4023510), (516, 3914345), (645, 3131476), (753, 2682340), (860, 2348607), (1004, 2011755), (1255, 1609404), (1290, 1565738), (1506, 1341170), (2510, 804702), (2580, 782869), (3012, 670585), (3119, 647580), (3765, 536468), (5020, 402351), (6238, 323790), (7530, 268234), (9357, 215860), (10793, 187140), (12476, 161895), (15060, 134117), (15595, 129516), (18714, 107930), (21586, 93570), (31190, 64758), (32379, 62380), (37428, 53965), (43172, 46785)]