16003940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 35668080

約数和(自身を除く): 19664140

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 673, 820, 1189, 1346, 2378, 2692, 3365, 4756, 5945, 6730, 11890, 13460, 19517, 23780, 27593, 39034, 55186, 78068, 97585, 110372, 137965, 195170, 275930, 390340, 551860, 800197, 1600394, 3200788, 4000985, 8001970, 16003940]

約数ペア:

[(1, 16003940), (2, 8001970), (4, 4000985), (5, 3200788), (10, 1600394), (20, 800197), (29, 551860), (41, 390340), (58, 275930), (82, 195170), (116, 137965), (145, 110372), (164, 97585), (205, 78068), (290, 55186), (410, 39034), (580, 27593), (673, 23780), (820, 19517), (1189, 13460), (1346, 11890), (2378, 6730), (2692, 5945), (3365, 4756)]