4920289970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{2017}}^1$

素因数の和:2427

約数の個数: 64

約数和(自身を含む): 9606971520

約数和(自身を除く): 4686681550

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 347, 370, 694, 703, 1406, 1735, 2017, 3470, 3515, 4034, 6593, 7030, 10085, 12839, 13186, 20170, 25678, 32965, 38323, 64195, 65930, 74629, 76646, 128390, 149258, 191615, 243941, 373145, 383230, 487882, 699899, 746290, 1219705, 1399798, 1417951, 2439410, 2835902, 3499495, 6998990, 7089755, 13298081, 14179510, 25896263, 26596162, 51792526, 66490405, 129481315, 132980810, 258962630, 492028997, 984057994, 2460144985, 4920289970]

約数ペア:

[(1, 4920289970), (2, 2460144985), (5, 984057994), (10, 492028997), (19, 258962630), (37, 132980810), (38, 129481315), (74, 66490405), (95, 51792526), (185, 26596162), (190, 25896263), (347, 14179510), (370, 13298081), (694, 7089755), (703, 6998990), (1406, 3499495), (1735, 2835902), (2017, 2439410), (3470, 1417951), (3515, 1399798), (4034, 1219705), (6593, 746290), (7030, 699899), (10085, 487882), (12839, 383230), (13186, 373145), (20170, 243941), (25678, 191615), (32965, 149258), (38323, 128390), (64195, 76646), (65930, 74629)]