28810989790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{18397}}^1$

素因数の和:19057

約数の個数: 64

約数和(自身を含む): 59132643840

約数和(自身を除く): 30321654050

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 619, 1238, 1265, 2530, 3095, 6190, 6809, 13618, 14237, 18397, 28474, 34045, 36794, 68090, 71185, 91985, 142370, 156607, 183970, 202367, 313214, 404734, 423131, 783035, 846262, 1011835, 1566070, 2023670, 2115655, 4231310, 4654441, 9308882, 11387743, 22775486, 23272205, 46544410, 56938715, 113877430, 125265173, 250530346, 261918089, 523836178, 626325865, 1252651730, 1309590445, 2619180890, 2881098979, 5762197958, 14405494895, 28810989790]

約数ペア:

[(1, 28810989790), (2, 14405494895), (5, 5762197958), (10, 2881098979), (11, 2619180890), (22, 1309590445), (23, 1252651730), (46, 626325865), (55, 523836178), (110, 261918089), (115, 250530346), (230, 125265173), (253, 113877430), (506, 56938715), (619, 46544410), (1238, 23272205), (1265, 22775486), (2530, 11387743), (3095, 9308882), (6190, 4654441), (6809, 4231310), (13618, 2115655), (14237, 2023670), (18397, 1566070), (28474, 1011835), (34045, 846262), (36794, 783035), (68090, 423131), (71185, 404734), (91985, 313214), (142370, 202367), (156607, 183970)]