40139645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1877}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 60576768

約数和(自身を除く): 20437123

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 1645, 1877, 3055, 4277, 9385, 13139, 21385, 24401, 65695, 88219, 122005, 170807, 441095, 617533, 854035, 1146847, 3087665, 5734235, 8027929, 40139645]

約数ペア:

[(1, 40139645), (5, 8027929), (7, 5734235), (13, 3087665), (35, 1146847), (47, 854035), (65, 617533), (91, 441095), (235, 170807), (329, 122005), (455, 88219), (611, 65695), (1645, 24401), (1877, 21385), (3055, 13139), (4277, 9385)]