16419440

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1229}}^1$

素因数の和:1409

約数の個数: 40

約数和(自身を含む): 38435040

約数和(自身を除く): 22015600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1229, 1336, 1670, 2458, 2672, 3340, 4916, 6145, 6680, 9832, 12290, 13360, 19664, 24580, 49160, 98320, 205243, 410486, 820972, 1026215, 1641944, 2052430, 3283888, 4104860, 8209720, 16419440]

約数ペア:

[(1, 16419440), (2, 8209720), (4, 4104860), (5, 3283888), (8, 2052430), (10, 1641944), (16, 1026215), (20, 820972), (40, 410486), (80, 205243), (167, 98320), (334, 49160), (668, 24580), (835, 19664), (1229, 13360), (1336, 12290), (1670, 9832), (2458, 6680), (2672, 6145), (3340, 4916)]