1640430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1657}}^1$

素因数の和:1681

約数の個数: 48

約数和(自身を含む): 4655664

約数和(自身を除く): 3015234

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 1657, 3314, 4971, 8285, 9942, 14913, 16570, 18227, 24855, 29826, 36454, 49710, 54681, 74565, 91135, 109362, 149130, 164043, 182270, 273405, 328086, 546810, 820215, 1640430]

約数ペア:

[(1, 1640430), (2, 820215), (3, 546810), (5, 328086), (6, 273405), (9, 182270), (10, 164043), (11, 149130), (15, 109362), (18, 91135), (22, 74565), (30, 54681), (33, 49710), (45, 36454), (55, 29826), (66, 24855), (90, 18227), (99, 16570), (110, 14913), (165, 9942), (198, 8285), (330, 4971), (495, 3314), (990, 1657)]