19329720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2132

約数の個数: 64

約数和(自身を含む): 58752000

約数和(自身を除く): 39422280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2039, 2370, 3160, 4078, 4740, 6117, 8156, 9480, 10195, 12234, 16312, 20390, 24468, 30585, 40780, 48936, 61170, 81560, 122340, 161081, 244680, 322162, 483243, 644324, 805405, 966486, 1288648, 1610810, 1932972, 2416215, 3221620, 3865944, 4832430, 6443240, 9664860, 19329720]

約数ペア:

[(1, 19329720), (2, 9664860), (3, 6443240), (4, 4832430), (5, 3865944), (6, 3221620), (8, 2416215), (10, 1932972), (12, 1610810), (15, 1288648), (20, 966486), (24, 805405), (30, 644324), (40, 483243), (60, 322162), (79, 244680), (120, 161081), (158, 122340), (237, 81560), (316, 61170), (395, 48936), (474, 40780), (632, 30585), (790, 24468), (948, 20390), (1185, 16312), (1580, 12234), (1896, 10195), (2039, 9480), (2370, 8156), (3160, 6117), (4078, 4740)]