620880512

素因数分解:

$2^7\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2557}}^1$

素因数の和:2849

約数の個数: 64

約数和(自身を含む): 1419383040

約数和(自身を除く): 798502528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 271, 448, 542, 896, 1084, 1897, 2168, 2557, 3794, 4336, 5114, 7588, 8672, 10228, 15176, 17344, 17899, 20456, 30352, 34688, 35798, 40912, 60704, 71596, 81824, 121408, 143192, 163648, 242816, 286384, 327296, 572768, 692947, 1145536, 1385894, 2291072, 2771788, 4850629, 5543576, 9701258, 11087152, 19402516, 22174304, 38805032, 44348608, 77610064, 88697216, 155220128, 310440256, 620880512]

約数ペア:

[(1, 620880512), (2, 310440256), (4, 155220128), (7, 88697216), (8, 77610064), (14, 44348608), (16, 38805032), (28, 22174304), (32, 19402516), (56, 11087152), (64, 9701258), (112, 5543576), (128, 4850629), (224, 2771788), (271, 2291072), (448, 1385894), (542, 1145536), (896, 692947), (1084, 572768), (1897, 327296), (2168, 286384), (2557, 242816), (3794, 163648), (4336, 143192), (5114, 121408), (7588, 81824), (8672, 71596), (10228, 60704), (15176, 40912), (17344, 35798), (17899, 34688), (20456, 30352)]