2113993760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^2\times {\mathrm{2621}}^1$

素因数の和:2778

約数の個数: 72

約数和(自身を含む): 5067576108

約数和(自身を除く): 2953582348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2621, 2840, 5041, 5242, 5680, 10082, 10484, 11360, 13105, 20164, 20968, 25205, 26210, 40328, 41936, 50410, 52420, 80656, 83872, 100820, 104840, 161312, 186091, 201640, 209680, 372182, 403280, 419360, 744364, 806560, 930455, 1488728, 1860910, 2977456, 3721820, 5954912, 7443640, 13212461, 14887280, 26424922, 29774560, 52849844, 66062305, 105699688, 132124610, 211399376, 264249220, 422798752, 528498440, 1056996880, 2113993760]

約数ペア:

[(1, 2113993760), (2, 1056996880), (4, 528498440), (5, 422798752), (8, 264249220), (10, 211399376), (16, 132124610), (20, 105699688), (32, 66062305), (40, 52849844), (71, 29774560), (80, 26424922), (142, 14887280), (160, 13212461), (284, 7443640), (355, 5954912), (568, 3721820), (710, 2977456), (1136, 1860910), (1420, 1488728), (2272, 930455), (2621, 806560), (2840, 744364), (5041, 419360), (5242, 403280), (5680, 372182), (10082, 209680), (10484, 201640), (11360, 186091), (13105, 161312), (20164, 104840), (20968, 100820), (25205, 83872), (26210, 80656), (40328, 52420), (41936, 50410)]