30840784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4835

約数の個数: 40

約数和(自身を含む): 66440192

約数和(自身を除く): 35599408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 4783, 6448, 9566, 19132, 38264, 62179, 76528, 124358, 148273, 248716, 296546, 497432, 593092, 994864, 1186184, 1927549, 2372368, 3855098, 7710196, 15420392, 30840784]

約数ペア:

[(1, 30840784), (2, 15420392), (4, 7710196), (8, 3855098), (13, 2372368), (16, 1927549), (26, 1186184), (31, 994864), (52, 593092), (62, 497432), (104, 296546), (124, 248716), (208, 148273), (248, 124358), (403, 76528), (496, 62179), (806, 38264), (1612, 19132), (3224, 9566), (4783, 6448)]