About the Number

190012640

190012639 ← → 190012641

2進数表記:1011010100110101110011100000

漢数字表記:一億九千一万二千六百四十

素因数分解:

2 5 × 5 1 × 29 1 × 31 1 × 1321 1

素因数の和:1396
約数の個数: 96
約数和(自身を含む): 479727360
約数和(自身を除く): 289714720

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 464, 496, 580, 620, 899, 928, 992, 1160, 1240, 1321, 1798, 2320, 2480, 2642, 3596, 4495, 4640, 4960, 5284, 6605, 7192, 8990, 10568, 13210, 14384, 17980, 21136, 26420, 28768, 35960, 38309, 40951, 42272, 52840, 71920, 76618, 81902, 105680, 143840, 153236, 163804, 191545, 204755, 211360, 306472, 327608, 383090, 409510, 612944, 655216, 766180, 819020, 1187579, 1225888, 1310432, 1532360, 1638040, 2375158, 3064720, 3276080, 4750316, 5937895, 6129440, 6552160, 9500632, 11875790, 19001264, 23751580, 38002528, 47503160, 95006320, 190012640]

約数ペア:
[(1, 190012640), (2, 95006320), (4, 47503160), (5, 38002528), (8, 23751580), (10, 19001264), (16, 11875790), (20, 9500632), (29, 6552160), (31, 6129440), (32, 5937895), (40, 4750316), (58, 3276080), (62, 3064720), (80, 2375158), (116, 1638040), (124, 1532360), (145, 1310432), (155, 1225888), (160, 1187579), (232, 819020), (248, 766180), (290, 655216), (310, 612944), (464, 409510), (496, 383090), (580, 327608), (620, 306472), (899, 211360), (928, 204755), (992, 191545), (1160, 163804), (1240, 153236), (1321, 143840), (1798, 105680), (2320, 81902), (2480, 76618), (2642, 71920), (3596, 52840), (4495, 42272), (4640, 40951), (4960, 38309), (5284, 35960), (6605, 28768), (7192, 26420), (8990, 21136), (10568, 17980), (13210, 14384)]

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