89312920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{117517}}^1$

素因数の和:117547

約数の個数: 32

約数和(自身を含む): 211532400

約数和(自身を除く): 122219480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 117517, 235034, 470068, 587585, 940136, 1175170, 2232823, 2350340, 4465646, 4700680, 8931292, 11164115, 17862584, 22328230, 44656460, 89312920]

約数ペア:

[(1, 89312920), (2, 44656460), (4, 22328230), (5, 17862584), (8, 11164115), (10, 8931292), (19, 4700680), (20, 4465646), (38, 2350340), (40, 2232823), (76, 1175170), (95, 940136), (152, 587585), (190, 470068), (380, 235034), (760, 117517)]