1730140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 3981600

約数和(自身を除く): 2251460

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 157, 190, 290, 314, 380, 551, 580, 628, 785, 1102, 1570, 2204, 2755, 2983, 3140, 4553, 5510, 5966, 9106, 11020, 11932, 14915, 18212, 22765, 29830, 45530, 59660, 86507, 91060, 173014, 346028, 432535, 865070, 1730140]

約数ペア:

[(1, 1730140), (2, 865070), (4, 432535), (5, 346028), (10, 173014), (19, 91060), (20, 86507), (29, 59660), (38, 45530), (58, 29830), (76, 22765), (95, 18212), (116, 14915), (145, 11932), (157, 11020), (190, 9106), (290, 5966), (314, 5510), (380, 4553), (551, 3140), (580, 2983), (628, 2755), (785, 2204), (1102, 1570)]