19635120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27271}}^1$

素因数の和:27290

約数の個数: 60

約数和(自身を含む): 65943696

約数和(自身を除く): 46308576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27271, 54542, 81813, 109084, 136355, 163626, 218168, 245439, 272710, 327252, 409065, 436336, 490878, 545420, 654504, 818130, 981756, 1090840, 1227195, 1309008, 1636260, 1963512, 2181680, 2454390, 3272520, 3927024, 4908780, 6545040, 9817560, 19635120]

約数ペア:

[(1, 19635120), (2, 9817560), (3, 6545040), (4, 4908780), (5, 3927024), (6, 3272520), (8, 2454390), (9, 2181680), (10, 1963512), (12, 1636260), (15, 1309008), (16, 1227195), (18, 1090840), (20, 981756), (24, 818130), (30, 654504), (36, 545420), (40, 490878), (45, 436336), (48, 409065), (60, 327252), (72, 272710), (80, 245439), (90, 218168), (120, 163626), (144, 136355), (180, 109084), (240, 81813), (360, 54542), (720, 27271)]