About the Number

139380030

139380029 ← → 139380031

2進数表記:1000010011101100010100111110

漢数字表記:一億三千九百三十八万三十

素因数分解:

2 1 × 3 2 × 5 1 × 31 1 × 49957 1

素因数の和:50001
約数の個数: 48
約数和(自身を含む): 374085504
約数和(自身を除く): 234705474

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 49957, 99914, 149871, 249785, 299742, 449613, 499570, 749355, 899226, 1498710, 1548667, 2248065, 3097334, 4496130, 4646001, 7743335, 9292002, 13938003, 15486670, 23230005, 27876006, 46460010, 69690015, 139380030]

約数ペア:
[(1, 139380030), (2, 69690015), (3, 46460010), (5, 27876006), (6, 23230005), (9, 15486670), (10, 13938003), (15, 9292002), (18, 7743335), (30, 4646001), (31, 4496130), (45, 3097334), (62, 2248065), (90, 1548667), (93, 1498710), (155, 899226), (186, 749355), (279, 499570), (310, 449613), (465, 299742), (558, 249785), (930, 149871), (1395, 99914), (2790, 49957)]

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