5440987540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{118747}}^1$

素因数の和:118864

約数の個数: 48

約数和(自身を含む): 11969798400

約数和(自身を除く): 6528810860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 580, 790, 1580, 2291, 4582, 9164, 11455, 22910, 45820, 118747, 237494, 474988, 593735, 1187470, 2374940, 3443663, 6887326, 9381013, 13774652, 17218315, 18762026, 34436630, 37524052, 46905065, 68873260, 93810130, 187620260, 272049377, 544098754, 1088197508, 1360246885, 2720493770, 5440987540]

約数ペア:

[(1, 5440987540), (2, 2720493770), (4, 1360246885), (5, 1088197508), (10, 544098754), (20, 272049377), (29, 187620260), (58, 93810130), (79, 68873260), (116, 46905065), (145, 37524052), (158, 34436630), (290, 18762026), (316, 17218315), (395, 13774652), (580, 9381013), (790, 6887326), (1580, 3443663), (2291, 2374940), (4582, 1187470), (9164, 593735), (11455, 474988), (22910, 237494), (45820, 118747)]