2912152990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2221}}^1$

素因数の和:2417

約数の個数: 64

約数和(自身を含む): 5657034240

約数和(自身を除く): 2744881250

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 103, 134, 190, 206, 335, 515, 670, 1030, 1273, 1957, 2221, 2546, 3914, 4442, 6365, 6901, 9785, 11105, 12730, 13802, 19570, 22210, 34505, 42199, 69010, 84398, 131119, 148807, 210995, 228763, 262238, 297614, 421990, 457526, 655595, 744035, 1143815, 1311190, 1488070, 2287630, 2827333, 4346497, 5654666, 8692994, 14136665, 15327121, 21732485, 28273330, 30654242, 43464970, 76635605, 153271210, 291215299, 582430598, 1456076495, 2912152990]

約数ペア:

[(1, 2912152990), (2, 1456076495), (5, 582430598), (10, 291215299), (19, 153271210), (38, 76635605), (67, 43464970), (95, 30654242), (103, 28273330), (134, 21732485), (190, 15327121), (206, 14136665), (335, 8692994), (515, 5654666), (670, 4346497), (1030, 2827333), (1273, 2287630), (1957, 1488070), (2221, 1311190), (2546, 1143815), (3914, 744035), (4442, 655595), (6365, 457526), (6901, 421990), (9785, 297614), (11105, 262238), (12730, 228763), (13802, 210995), (19570, 148807), (22210, 131119), (34505, 84398), (42199, 69010)]