13426247020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{503}}^1\times {\mathrm{3697}}^1$

素因数の和:4247

約数の個数: 72

約数和(自身を含む): 29824399584

約数和(自身を除く): 16398152564

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 503, 722, 1006, 1444, 1805, 2012, 2515, 3610, 3697, 5030, 7220, 7394, 9557, 10060, 14788, 18485, 19114, 36970, 38228, 47785, 70243, 73940, 95570, 140486, 181583, 191140, 280972, 351215, 363166, 702430, 726332, 907915, 1334617, 1404860, 1815830, 1859591, 2669234, 3631660, 3719182, 5338468, 6673085, 7438364, 9297955, 13346170, 18595910, 26692340, 35332229, 37191820, 70664458, 141328916, 176661145, 353322290, 671312351, 706644580, 1342624702, 2685249404, 3356561755, 6713123510, 13426247020]

約数ペア:

[(1, 13426247020), (2, 6713123510), (4, 3356561755), (5, 2685249404), (10, 1342624702), (19, 706644580), (20, 671312351), (38, 353322290), (76, 176661145), (95, 141328916), (190, 70664458), (361, 37191820), (380, 35332229), (503, 26692340), (722, 18595910), (1006, 13346170), (1444, 9297955), (1805, 7438364), (2012, 6673085), (2515, 5338468), (3610, 3719182), (3697, 3631660), (5030, 2669234), (7220, 1859591), (7394, 1815830), (9557, 1404860), (10060, 1334617), (14788, 907915), (18485, 726332), (19114, 702430), (36970, 363166), (38228, 351215), (47785, 280972), (70243, 191140), (73940, 181583), (95570, 140486)]