40995890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13711}}^1$

素因数の和:13754

約数の個数: 32

約数和(自身を含む): 82930176

約数和(自身を除く): 41934286

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 13711, 27422, 68555, 137110, 178243, 315353, 356486, 630706, 891215, 1576765, 1782430, 3153530, 4099589, 8199178, 20497945, 40995890]

約数ペア:

[(1, 40995890), (2, 20497945), (5, 8199178), (10, 4099589), (13, 3153530), (23, 1782430), (26, 1576765), (46, 891215), (65, 630706), (115, 356486), (130, 315353), (230, 178243), (299, 137110), (598, 68555), (1495, 27422), (2990, 13711)]