39945308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 80932320

約数和(自身を除く): 40987012

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 221, 292, 442, 619, 884, 949, 1238, 1241, 1898, 2476, 2482, 3796, 4964, 8047, 10523, 16094, 16133, 21046, 32188, 32266, 42092, 45187, 64532, 90374, 136799, 180748, 273598, 547196, 587431, 768179, 1174862, 1536358, 2349724, 3072716, 9986327, 19972654, 39945308]

約数ペア:

[(1, 39945308), (2, 19972654), (4, 9986327), (13, 3072716), (17, 2349724), (26, 1536358), (34, 1174862), (52, 768179), (68, 587431), (73, 547196), (146, 273598), (221, 180748), (292, 136799), (442, 90374), (619, 64532), (884, 45187), (949, 42092), (1238, 32266), (1241, 32188), (1898, 21046), (2476, 16133), (2482, 16094), (3796, 10523), (4964, 8047)]