1040375020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{5443}}^1$

素因数の和:5974

約数の個数: 48

約数和(自身を含む): 2304771840

約数和(自身を除く): 1264396820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 503, 1006, 2012, 2515, 5030, 5443, 9557, 10060, 10886, 19114, 21772, 27215, 38228, 47785, 54430, 95570, 103417, 108860, 191140, 206834, 413668, 517085, 1034170, 2068340, 2737829, 5475658, 10951316, 13689145, 27378290, 52018751, 54756580, 104037502, 208075004, 260093755, 520187510, 1040375020]

約数ペア:

[(1, 1040375020), (2, 520187510), (4, 260093755), (5, 208075004), (10, 104037502), (19, 54756580), (20, 52018751), (38, 27378290), (76, 13689145), (95, 10951316), (190, 5475658), (380, 2737829), (503, 2068340), (1006, 1034170), (2012, 517085), (2515, 413668), (5030, 206834), (5443, 191140), (9557, 108860), (10060, 103417), (10886, 95570), (19114, 54430), (21772, 47785), (27215, 38228)]