16213840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10667}}^1$

素因数の和:10699

約数の個数: 40

約数和(自身を含む): 39684960

約数和(自身を除く): 23471120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10667, 21334, 42668, 53335, 85336, 106670, 170672, 202673, 213340, 405346, 426680, 810692, 853360, 1013365, 1621384, 2026730, 3242768, 4053460, 8106920, 16213840]

約数ペア:

[(1, 16213840), (2, 8106920), (4, 4053460), (5, 3242768), (8, 2026730), (10, 1621384), (16, 1013365), (19, 853360), (20, 810692), (38, 426680), (40, 405346), (76, 213340), (80, 202673), (95, 170672), (152, 106670), (190, 85336), (304, 53335), (380, 42668), (760, 21334), (1520, 10667)]