1801989328

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 3699763200

約数和(自身を除く): 1897773872

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 139, 236, 248, 278, 443, 472, 496, 556, 886, 944, 1112, 1772, 1829, 2224, 3544, 3658, 4309, 7088, 7316, 8201, 8618, 13733, 14632, 16402, 17236, 26137, 27466, 29264, 32804, 34472, 52274, 54932, 61577, 65608, 68944, 104548, 109864, 123154, 131216, 209096, 219728, 246308, 254231, 418192, 492616, 508462, 810247, 985232, 1016924, 1620494, 1908887, 2033848, 3240988, 3633043, 3817774, 4067696, 6481976, 7266086, 7635548, 12963952, 14532172, 15271096, 29064344, 30542192, 58128688, 112624333, 225248666, 450497332, 900994664, 1801989328]

約数ペア:

[(1, 1801989328), (2, 900994664), (4, 450497332), (8, 225248666), (16, 112624333), (31, 58128688), (59, 30542192), (62, 29064344), (118, 15271096), (124, 14532172), (139, 12963952), (236, 7635548), (248, 7266086), (278, 6481976), (443, 4067696), (472, 3817774), (496, 3633043), (556, 3240988), (886, 2033848), (944, 1908887), (1112, 1620494), (1772, 1016924), (1829, 985232), (2224, 810247), (3544, 508462), (3658, 492616), (4309, 418192), (7088, 254231), (7316, 246308), (8201, 219728), (8618, 209096), (13733, 131216), (14632, 123154), (16402, 109864), (17236, 104548), (26137, 68944), (27466, 65608), (29264, 61577), (32804, 54932), (34472, 52274)]