52881940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 117532800

約数和(自身を除く): 64650860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 317, 380, 439, 634, 878, 1268, 1585, 1756, 2195, 3170, 4390, 6023, 6340, 8341, 8780, 12046, 16682, 24092, 30115, 33364, 41705, 60230, 83410, 120460, 139163, 166820, 278326, 556652, 695815, 1391630, 2644097, 2783260, 5288194, 10576388, 13220485, 26440970, 52881940]

約数ペア:

[(1, 52881940), (2, 26440970), (4, 13220485), (5, 10576388), (10, 5288194), (19, 2783260), (20, 2644097), (38, 1391630), (76, 695815), (95, 556652), (190, 278326), (317, 166820), (380, 139163), (439, 120460), (634, 83410), (878, 60230), (1268, 41705), (1585, 33364), (1756, 30115), (2195, 24092), (3170, 16682), (4390, 12046), (6023, 8780), (6340, 8341)]