244143380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{19979}}^1$

素因数の和:20048

約数の個数: 48

約数和(自身を含む): 563915520

約数和(自身を除く): 319772140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 19979, 39958, 79916, 99895, 199790, 259727, 399580, 519454, 939013, 1038908, 1298635, 1878026, 2597270, 3756052, 4695065, 5194540, 9390130, 12207169, 18780260, 24414338, 48828676, 61035845, 122071690, 244143380]

約数ペア:

[(1, 244143380), (2, 122071690), (4, 61035845), (5, 48828676), (10, 24414338), (13, 18780260), (20, 12207169), (26, 9390130), (47, 5194540), (52, 4695065), (65, 3756052), (94, 2597270), (130, 1878026), (188, 1298635), (235, 1038908), (260, 939013), (470, 519454), (611, 399580), (940, 259727), (1222, 199790), (2444, 99895), (3055, 79916), (6110, 39958), (12220, 19979)]