2005122532

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 4230498048

約数和(自身を除く): 2225375516

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 331, 434, 662, 868, 997, 1324, 1519, 1994, 2317, 3038, 3988, 4634, 6076, 6979, 9268, 10261, 13958, 16219, 20522, 27916, 30907, 32438, 41044, 48853, 61814, 64876, 71827, 97706, 123628, 143654, 195412, 216349, 287308, 330007, 432698, 502789, 660014, 865396, 1005578, 1320028, 1514443, 2011156, 2310049, 3028886, 4620098, 6057772, 9240196, 10230217, 16170343, 20460434, 32340686, 40920868, 64681372, 71611519, 143223038, 286446076, 501280633, 1002561266, 2005122532]

約数ペア:

[(1, 2005122532), (2, 1002561266), (4, 501280633), (7, 286446076), (14, 143223038), (28, 71611519), (31, 64681372), (49, 40920868), (62, 32340686), (98, 20460434), (124, 16170343), (196, 10230217), (217, 9240196), (331, 6057772), (434, 4620098), (662, 3028886), (868, 2310049), (997, 2011156), (1324, 1514443), (1519, 1320028), (1994, 1005578), (2317, 865396), (3038, 660014), (3988, 502789), (4634, 432698), (6076, 330007), (6979, 287308), (9268, 216349), (10261, 195412), (13958, 143654), (16219, 123628), (20522, 97706), (27916, 71827), (30907, 64876), (32438, 61814), (41044, 48853)]