19750430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2409

約数の個数: 48

約数和(自身を含む): 43806096

約数和(自身を除く): 24055666

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 2371, 4165, 4742, 8330, 11855, 16597, 23710, 33194, 40307, 80614, 82985, 116179, 165970, 201535, 232358, 282149, 403070, 564298, 580895, 1161790, 1410745, 1975043, 2821490, 3950086, 9875215, 19750430]

約数ペア:

[(1, 19750430), (2, 9875215), (5, 3950086), (7, 2821490), (10, 1975043), (14, 1410745), (17, 1161790), (34, 580895), (35, 564298), (49, 403070), (70, 282149), (85, 232358), (98, 201535), (119, 165970), (170, 116179), (238, 82985), (245, 80614), (490, 40307), (595, 33194), (833, 23710), (1190, 16597), (1666, 11855), (2371, 8330), (4165, 4742)]