2016209890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 3875040000

約数和(自身を除く): 1858830110

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 229, 298, 311, 458, 622, 745, 1145, 1490, 1555, 2290, 2831, 3110, 4351, 5662, 5909, 8702, 11818, 14155, 21755, 28310, 29545, 34121, 43510, 46339, 59090, 68242, 71219, 92678, 142438, 170605, 231695, 341210, 356095, 463390, 648299, 712190, 880441, 1296598, 1353161, 1760882, 2706322, 3241495, 4402205, 6482990, 6765805, 8804410, 10611631, 13531610, 21223262, 53058155, 106116310, 201620989, 403241978, 1008104945, 2016209890]

約数ペア:

[(1, 2016209890), (2, 1008104945), (5, 403241978), (10, 201620989), (19, 106116310), (38, 53058155), (95, 21223262), (149, 13531610), (190, 10611631), (229, 8804410), (298, 6765805), (311, 6482990), (458, 4402205), (622, 3241495), (745, 2706322), (1145, 1760882), (1490, 1353161), (1555, 1296598), (2290, 880441), (2831, 712190), (3110, 648299), (4351, 463390), (5662, 356095), (5909, 341210), (8702, 231695), (11818, 170605), (14155, 142438), (21755, 92678), (28310, 71219), (29545, 68242), (34121, 59090), (43510, 46339)]