15706447840

素因数分解:

$2^5\times 5^1\times {\mathrm{659}}^1\times {\mathrm{148961}}^1$

素因数の和:149635

約数の個数: 48

約数和(自身を含む): 37163039760

約数和(自身を除く): 21456591920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 659, 1318, 2636, 3295, 5272, 6590, 10544, 13180, 21088, 26360, 52720, 105440, 148961, 297922, 595844, 744805, 1191688, 1489610, 2383376, 2979220, 4766752, 5958440, 11916880, 23833760, 98165299, 196330598, 392661196, 490826495, 785322392, 981652990, 1570644784, 1963305980, 3141289568, 3926611960, 7853223920, 15706447840]

約数ペア:

[(1, 15706447840), (2, 7853223920), (4, 3926611960), (5, 3141289568), (8, 1963305980), (10, 1570644784), (16, 981652990), (20, 785322392), (32, 490826495), (40, 392661196), (80, 196330598), (160, 98165299), (659, 23833760), (1318, 11916880), (2636, 5958440), (3295, 4766752), (5272, 2979220), (6590, 2383376), (10544, 1489610), (13180, 1191688), (21088, 744805), (26360, 595844), (52720, 297922), (105440, 148961)]