About the Number

2129596990

2129596989 ← → 2129596991

2進数表記:1111110111011110001001000111110

漢数字表記:二十一億二千九百五十九万六千九百九十

素因数分解:

2 1 × 5 1 × 41 1 × 1753 1 × 2963 1

素因数の和:4764
約数の個数: 32
約数和(自身を含む): 3930335136
約数和(自身を除く): 1800738146

約数列:
[1, 2, 5, 10, 41, 82, 205, 410, 1753, 2963, 3506, 5926, 8765, 14815, 17530, 29630, 71873, 121483, 143746, 242966, 359365, 607415, 718730, 1214830, 5194139, 10388278, 25970695, 51941390, 212959699, 425919398, 1064798495, 2129596990]

約数ペア:
[(1, 2129596990), (2, 1064798495), (5, 425919398), (10, 212959699), (41, 51941390), (82, 25970695), (205, 10388278), (410, 5194139), (1753, 1214830), (2963, 718730), (3506, 607415), (5926, 359365), (8765, 242966), (14815, 143746), (17530, 121483), (29630, 71873)]

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