3128702980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{325229}}^1$

素因数の和:325288

約数の個数: 48

約数和(自身を含む): 7266939120

約数和(自身を除く): 4138236140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 325229, 650458, 1300916, 1626145, 3252290, 4227977, 6504580, 8455954, 12033473, 16911908, 21139885, 24066946, 42279770, 48133892, 60167365, 84559540, 120334730, 156435149, 240669460, 312870298, 625740596, 782175745, 1564351490, 3128702980]

約数ペア:

[(1, 3128702980), (2, 1564351490), (4, 782175745), (5, 625740596), (10, 312870298), (13, 240669460), (20, 156435149), (26, 120334730), (37, 84559540), (52, 60167365), (65, 48133892), (74, 42279770), (130, 24066946), (148, 21139885), (185, 16911908), (260, 12033473), (370, 8455954), (481, 6504580), (740, 4227977), (962, 3252290), (1924, 1626145), (2405, 1300916), (4810, 650458), (9620, 325229)]