240147220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{144667}}^1$

素因数の和:144759

約数の個数: 24

約数和(自身を含む): 510388704

約数和(自身を除く): 270241484

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 144667, 289334, 578668, 723335, 1446670, 2893340, 12007361, 24014722, 48029444, 60036805, 120073610, 240147220]

約数ペア:

[(1, 240147220), (2, 120073610), (4, 60036805), (5, 48029444), (10, 24014722), (20, 12007361), (83, 2893340), (166, 1446670), (332, 723335), (415, 578668), (830, 289334), (1660, 144667)]