13404780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{74471}}^1$

素因数の和:74486

約数の個数: 36

約数和(自身を含む): 40661712

約数和(自身を除く): 27256932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 74471, 148942, 223413, 297884, 372355, 446826, 670239, 744710, 893652, 1117065, 1340478, 1489420, 2234130, 2680956, 3351195, 4468260, 6702390, 13404780]

約数ペア:

[(1, 13404780), (2, 6702390), (3, 4468260), (4, 3351195), (5, 2680956), (6, 2234130), (9, 1489420), (10, 1340478), (12, 1117065), (15, 893652), (18, 744710), (20, 670239), (30, 446826), (36, 372355), (45, 297884), (60, 223413), (90, 148942), (180, 74471)]