407430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{503}}^1$

素因数の和:522

約数の個数: 40

約数和(自身を含む): 1097712

約数和(自身を除く): 690282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 503, 810, 1006, 1509, 2515, 3018, 4527, 5030, 7545, 9054, 13581, 15090, 22635, 27162, 40743, 45270, 67905, 81486, 135810, 203715, 407430]

約数ペア:

[(1, 407430), (2, 203715), (3, 135810), (5, 81486), (6, 67905), (9, 45270), (10, 40743), (15, 27162), (18, 22635), (27, 15090), (30, 13581), (45, 9054), (54, 7545), (81, 5030), (90, 4527), (135, 3018), (162, 2515), (270, 1509), (405, 1006), (503, 810)]