6420003460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{188491}}^1$

素因数の和:188644

約数の個数: 48

約数和(自身を含む): 14629995072

約数和(自身を除く): 8209991612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2620, 3406, 6812, 8515, 17030, 34060, 188491, 376982, 753964, 942455, 1884910, 2450383, 3769820, 4900766, 9801532, 12251915, 24503830, 24692321, 49007660, 49384642, 98769284, 123461605, 246923210, 321000173, 493846420, 642000346, 1284000692, 1605000865, 3210001730, 6420003460]

約数ペア:

[(1, 6420003460), (2, 3210001730), (4, 1605000865), (5, 1284000692), (10, 642000346), (13, 493846420), (20, 321000173), (26, 246923210), (52, 123461605), (65, 98769284), (130, 49384642), (131, 49007660), (260, 24692321), (262, 24503830), (524, 12251915), (655, 9801532), (1310, 4900766), (1703, 3769820), (2620, 2450383), (3406, 1884910), (6812, 942455), (8515, 753964), (17030, 376982), (34060, 188491)]