2783254940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1\times {\mathrm{3659}}^1$

素因数の和:4262

約数の個数: 48

約数和(自身を含む): 5937896160

約数和(自身を除く): 3154641220

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 521, 730, 1042, 1460, 2084, 2605, 3659, 5210, 7318, 10420, 14636, 18295, 36590, 38033, 73180, 76066, 152132, 190165, 267107, 380330, 534214, 760660, 1068428, 1335535, 1906339, 2671070, 3812678, 5342140, 7625356, 9531695, 19063390, 38126780, 139162747, 278325494, 556650988, 695813735, 1391627470, 2783254940]

約数ペア:

[(1, 2783254940), (2, 1391627470), (4, 695813735), (5, 556650988), (10, 278325494), (20, 139162747), (73, 38126780), (146, 19063390), (292, 9531695), (365, 7625356), (521, 5342140), (730, 3812678), (1042, 2671070), (1460, 1906339), (2084, 1335535), (2605, 1068428), (3659, 760660), (5210, 534214), (7318, 380330), (10420, 267107), (14636, 190165), (18295, 152132), (36590, 76066), (38033, 73180)]