1900631590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{28279}}^1$

素因数の和:28357

約数の個数: 64

約数和(自身を含む): 4104898560

約数和(自身を除く): 2204266970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 47, 55, 65, 94, 110, 130, 143, 235, 286, 470, 517, 611, 715, 1034, 1222, 1430, 2585, 3055, 5170, 6110, 6721, 13442, 28279, 33605, 56558, 67210, 141395, 282790, 311069, 367627, 622138, 735254, 1329113, 1555345, 1838135, 2658226, 3110690, 3676270, 4043897, 6645565, 8087794, 13291130, 14620243, 17278469, 20219485, 29240486, 34556938, 40438970, 73101215, 86392345, 146202430, 172784690, 190063159, 380126318, 950315795, 1900631590]

約数ペア:

[(1, 1900631590), (2, 950315795), (5, 380126318), (10, 190063159), (11, 172784690), (13, 146202430), (22, 86392345), (26, 73101215), (47, 40438970), (55, 34556938), (65, 29240486), (94, 20219485), (110, 17278469), (130, 14620243), (143, 13291130), (235, 8087794), (286, 6645565), (470, 4043897), (517, 3676270), (611, 3110690), (715, 2658226), (1034, 1838135), (1222, 1555345), (1430, 1329113), (2585, 735254), (3055, 622138), (5170, 367627), (6110, 311069), (6721, 282790), (13442, 141395), (28279, 67210), (33605, 56558)]