19395120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 60567552

約数和(自身を除く): 41172432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 383, 422, 633, 766, 844, 1055, 1149, 1266, 1532, 1688, 1915, 2110, 2298, 2532, 3064, 3165, 3376, 3830, 4220, 4596, 5064, 5745, 6128, 6330, 7660, 8440, 9192, 10128, 11490, 12660, 15320, 16880, 18384, 22980, 25320, 30640, 45960, 50640, 80813, 91920, 161626, 242439, 323252, 404065, 484878, 646504, 808130, 969756, 1212195, 1293008, 1616260, 1939512, 2424390, 3232520, 3879024, 4848780, 6465040, 9697560, 19395120]

約数ペア:

[(1, 19395120), (2, 9697560), (3, 6465040), (4, 4848780), (5, 3879024), (6, 3232520), (8, 2424390), (10, 1939512), (12, 1616260), (15, 1293008), (16, 1212195), (20, 969756), (24, 808130), (30, 646504), (40, 484878), (48, 404065), (60, 323252), (80, 242439), (120, 161626), (211, 91920), (240, 80813), (383, 50640), (422, 45960), (633, 30640), (766, 25320), (844, 22980), (1055, 18384), (1149, 16880), (1266, 15320), (1532, 12660), (1688, 11490), (1915, 10128), (2110, 9192), (2298, 8440), (2532, 7660), (3064, 6330), (3165, 6128), (3376, 5745), (3830, 5064), (4220, 4596)]