29685980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{78121}}^1$

素因数の和:78149

約数の個数: 24

約数和(自身を含む): 65622480

約数和(自身を除く): 35936500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 78121, 156242, 312484, 390605, 781210, 1484299, 1562420, 2968598, 5937196, 7421495, 14842990, 29685980]

約数ペア:

[(1, 29685980), (2, 14842990), (4, 7421495), (5, 5937196), (10, 2968598), (19, 1562420), (20, 1484299), (38, 781210), (76, 390605), (95, 312484), (190, 156242), (380, 78121)]