20120457930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1138679}}^1$

素因数の和:1138739

約数の個数: 64

約数和(自身を含む): 52470374400

約数和(自身を除く): 32349916470

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1178, 1767, 2945, 3534, 5890, 8835, 17670, 1138679, 2277358, 3416037, 5693395, 6832074, 11386790, 17080185, 21634901, 34160370, 35299049, 43269802, 64904703, 70598098, 105897147, 108174505, 129809406, 176495245, 211794294, 216349010, 324523515, 352990490, 529485735, 649047030, 670681931, 1058971470, 1341363862, 2012045793, 3353409655, 4024091586, 6706819310, 10060228965, 20120457930]

約数ペア:

[(1, 20120457930), (2, 10060228965), (3, 6706819310), (5, 4024091586), (6, 3353409655), (10, 2012045793), (15, 1341363862), (19, 1058971470), (30, 670681931), (31, 649047030), (38, 529485735), (57, 352990490), (62, 324523515), (93, 216349010), (95, 211794294), (114, 176495245), (155, 129809406), (186, 108174505), (190, 105897147), (285, 70598098), (310, 64904703), (465, 43269802), (570, 35299049), (589, 34160370), (930, 21634901), (1178, 17080185), (1767, 11386790), (2945, 6832074), (3534, 5693395), (5890, 3416037), (8835, 2277358), (17670, 1138679)]