28916670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 73946880

約数和(自身を除く): 45030210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 97, 114, 190, 194, 285, 291, 485, 523, 570, 582, 970, 1046, 1455, 1569, 1843, 2615, 2910, 3138, 3686, 5230, 5529, 7845, 9215, 9937, 11058, 15690, 18430, 19874, 27645, 29811, 49685, 50731, 55290, 59622, 99370, 101462, 149055, 152193, 253655, 298110, 304386, 507310, 760965, 963889, 1521930, 1927778, 2891667, 4819445, 5783334, 9638890, 14458335, 28916670]

約数ペア:

[(1, 28916670), (2, 14458335), (3, 9638890), (5, 5783334), (6, 4819445), (10, 2891667), (15, 1927778), (19, 1521930), (30, 963889), (38, 760965), (57, 507310), (95, 304386), (97, 298110), (114, 253655), (190, 152193), (194, 149055), (285, 101462), (291, 99370), (485, 59622), (523, 55290), (570, 50731), (582, 49685), (970, 29811), (1046, 27645), (1455, 19874), (1569, 18430), (1843, 15690), (2615, 11058), (2910, 9937), (3138, 9215), (3686, 7845), (5230, 5529)]