20040377955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{19163}}^1$

素因数の和:19388

約数の個数: 64

約数和(自身を含む): 35852931072

約数和(自身を除く): 15812553117

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 173, 195, 403, 465, 519, 865, 1209, 2015, 2249, 2595, 5363, 6045, 6747, 11245, 16089, 19163, 26815, 33735, 57489, 69719, 80445, 95815, 209157, 249119, 287445, 348595, 594053, 747357, 1045785, 1245595, 1782159, 2970265, 3315199, 3736785, 7722689, 8910795, 9945597, 16575995, 23168067, 38613445, 43097587, 49727985, 102771169, 115840335, 129292761, 215487935, 308313507, 513855845, 646463805, 1336025197, 1541567535, 4008075591, 6680125985, 20040377955]

約数ペア:

[(1, 20040377955), (3, 6680125985), (5, 4008075591), (13, 1541567535), (15, 1336025197), (31, 646463805), (39, 513855845), (65, 308313507), (93, 215487935), (155, 129292761), (173, 115840335), (195, 102771169), (403, 49727985), (465, 43097587), (519, 38613445), (865, 23168067), (1209, 16575995), (2015, 9945597), (2249, 8910795), (2595, 7722689), (5363, 3736785), (6045, 3315199), (6747, 2970265), (11245, 1782159), (16089, 1245595), (19163, 1045785), (26815, 747357), (33735, 594053), (57489, 348595), (69719, 287445), (80445, 249119), (95815, 209157)]