2018743480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1\times {\mathrm{3659}}^1$

素因数の和:4744

約数の個数: 64

約数和(自身を含む): 4897519200

約数和(自身を除く): 2878775720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1061, 2122, 3659, 4244, 5305, 7318, 8488, 10610, 13793, 14636, 18295, 21220, 27586, 29272, 36590, 42440, 47567, 55172, 68965, 73180, 95134, 110344, 137930, 146360, 190268, 237835, 275860, 380536, 475670, 551720, 951340, 1902680, 3882199, 7764398, 15528796, 19410995, 31057592, 38821990, 50468587, 77643980, 100937174, 155287960, 201874348, 252342935, 403748696, 504685870, 1009371740, 2018743480]

約数ペア:

[(1, 2018743480), (2, 1009371740), (4, 504685870), (5, 403748696), (8, 252342935), (10, 201874348), (13, 155287960), (20, 100937174), (26, 77643980), (40, 50468587), (52, 38821990), (65, 31057592), (104, 19410995), (130, 15528796), (260, 7764398), (520, 3882199), (1061, 1902680), (2122, 951340), (3659, 551720), (4244, 475670), (5305, 380536), (7318, 275860), (8488, 237835), (10610, 190268), (13793, 146360), (14636, 137930), (18295, 110344), (21220, 95134), (27586, 73180), (29272, 68965), (36590, 55172), (42440, 47567)]