30812870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 66562560

約数和(自身を除く): 35749690

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 641, 874, 1045, 1265, 1282, 2090, 2185, 2530, 3205, 4370, 4807, 6410, 7051, 9614, 12179, 14102, 14743, 24035, 24358, 29486, 35255, 48070, 60895, 70510, 73715, 121790, 133969, 147430, 162173, 267938, 280117, 324346, 560234, 669845, 810865, 1339690, 1400585, 1621730, 2801170, 3081287, 6162574, 15406435, 30812870]

約数ペア:

[(1, 30812870), (2, 15406435), (5, 6162574), (10, 3081287), (11, 2801170), (19, 1621730), (22, 1400585), (23, 1339690), (38, 810865), (46, 669845), (55, 560234), (95, 324346), (110, 280117), (115, 267938), (190, 162173), (209, 147430), (230, 133969), (253, 121790), (418, 73715), (437, 70510), (506, 60895), (641, 48070), (874, 35255), (1045, 29486), (1265, 24358), (1282, 24035), (2090, 14743), (2185, 14102), (2530, 12179), (3205, 9614), (4370, 7051), (4807, 6410)]