18401520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{76673}}^1$

素因数の和:76689

約数の個数: 40

約数和(自身を含む): 57045456

約数和(自身を除く): 38643936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 76673, 153346, 230019, 306692, 383365, 460038, 613384, 766730, 920076, 1150095, 1226768, 1533460, 1840152, 2300190, 3066920, 3680304, 4600380, 6133840, 9200760, 18401520]

約数ペア:

[(1, 18401520), (2, 9200760), (3, 6133840), (4, 4600380), (5, 3680304), (6, 3066920), (8, 2300190), (10, 1840152), (12, 1533460), (15, 1226768), (16, 1150095), (20, 920076), (24, 766730), (30, 613384), (40, 460038), (48, 383365), (60, 306692), (80, 230019), (120, 153346), (240, 76673)]