1860390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{2953}}^1$

素因数の和:2973

約数の個数: 48

約数和(自身を含む): 5529888

約数和(自身を除く): 3669498

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 2953, 5906, 8859, 14765, 17718, 20671, 26577, 29530, 41342, 44295, 53154, 62013, 88590, 103355, 124026, 132885, 186039, 206710, 265770, 310065, 372078, 620130, 930195, 1860390]

約数ペア:

[(1, 1860390), (2, 930195), (3, 620130), (5, 372078), (6, 310065), (7, 265770), (9, 206710), (10, 186039), (14, 132885), (15, 124026), (18, 103355), (21, 88590), (30, 62013), (35, 53154), (42, 44295), (45, 41342), (63, 29530), (70, 26577), (90, 20671), (105, 17718), (126, 14765), (210, 8859), (315, 5906), (630, 2953)]